About the Number

221256937980

221256937979 ← → 221256937981

2進数表記:11001110000011111100001111000111111100

漢数字表記:二千二百十二億五千六百九十三万七千九百八十

素因数分解:

2 2 × 3 2 × 5 1 × 13 1 × 31 1 × 367 1 × 8311 1

素因数の和:8737
約数の個数: 288
約数和(自身を含む): 748210864128
約数和(自身を除く): 526953926148

約数列:
[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 31, 36, 39, 45, 52, 60, 62, 65, 78, 90, 93, 117, 124, 130, 155, 156, 180, 186, 195, 234, 260, 279, 310, 367, 372, 390, 403, 465, 468, 558, 585, 620, 734, 780, 806, 930, 1101, 1116, 1170, 1209, 1395, 1468, 1612, 1835, 1860, 2015, 2202, 2340, 2418, 2790, 3303, 3627, 3670, 4030, 4404, 4771, 4836, 5505, 5580, 6045, 6606, 7254, 7340, 8060, 8311, 9542, 11010, 11377, 12090, 13212, 14313, 14508, 16515, 16622, 18135, 19084, 22020, 22754, 23855, 24180, 24933, 28626, 33030, 33244, 34131, 36270, 41555, 42939, 45508, 47710, 49866, 56885, 57252, 66060, 68262, 71565, 72540, 74799, 83110, 85878, 95420, 99732, 102393, 108043, 113770, 124665, 136524, 143130, 147901, 149598, 166220, 170655, 171756, 204786, 214695, 216086, 227540, 249330, 257641, 286260, 295802, 299196, 324129, 341310, 373995, 409572, 429390, 432172, 443703, 498660, 511965, 515282, 540215, 591604, 648258, 682620, 739505, 747990, 772923, 858780, 887406, 972387, 1023930, 1030564, 1080430, 1288205, 1296516, 1331109, 1479010, 1495980, 1545846, 1620645, 1774812, 1944774, 2047860, 2160860, 2218515, 2318769, 2576410, 2662218, 2958020, 3050137, 3091692, 3241290, 3349333, 3864615, 3889548, 4437030, 4637538, 4861935, 5152820, 5324436, 6100274, 6482580, 6655545, 6698666, 7729230, 8874060, 9150411, 9275076, 9723870, 10047999, 11593845, 12200548, 13311090, 13397332, 15250685, 15458460, 16746665, 18300822, 19447740, 20095998, 23187690, 26622180, 27451233, 30143997, 30501370, 33493330, 36601644, 39651781, 40191996, 45752055, 46375380, 50239995, 54902466, 60287994, 61002740, 66986660, 79303562, 91504110, 94554247, 100479990, 109804932, 118955343, 120575988, 137256165, 150719985, 158607124, 183008220, 189108494, 198258905, 200959980, 237910686, 274512330, 283662741, 301439970, 356866029, 378216988, 396517810, 472771235, 475821372, 549024660, 567325482, 594776715, 602879940, 713732058, 793035620, 850988223, 945542470, 1134650964, 1189553430, 1229205211, 1418313705, 1427464116, 1701976446, 1784330145, 1891084940, 2379106860, 2458410422, 2836627410, 3403952892, 3568660290, 3687615633, 4254941115, 4916820844, 5673254820, 6146026055, 7137320580, 7375231266, 8509882230, 11062846899, 12292052110, 14750462532, 17019764460, 18438078165, 22125693798, 24584104220, 36876156330, 44251387596, 55314234495, 73752312660, 110628468990, 221256937980]

約数ペア:
[(1, 221256937980), (2, 110628468990), (3, 73752312660), (4, 55314234495), (5, 44251387596), (6, 36876156330), (9, 24584104220), (10, 22125693798), (12, 18438078165), (13, 17019764460), (15, 14750462532), (18, 12292052110), (20, 11062846899), (26, 8509882230), (30, 7375231266), (31, 7137320580), (36, 6146026055), (39, 5673254820), (45, 4916820844), (52, 4254941115), (60, 3687615633), (62, 3568660290), (65, 3403952892), (78, 2836627410), (90, 2458410422), (93, 2379106860), (117, 1891084940), (124, 1784330145), (130, 1701976446), (155, 1427464116), (156, 1418313705), (180, 1229205211), (186, 1189553430), (195, 1134650964), (234, 945542470), (260, 850988223), (279, 793035620), (310, 713732058), (367, 602879940), (372, 594776715), (390, 567325482), (403, 549024660), (465, 475821372), (468, 472771235), (558, 396517810), (585, 378216988), (620, 356866029), (734, 301439970), (780, 283662741), (806, 274512330), (930, 237910686), (1101, 200959980), (1116, 198258905), (1170, 189108494), (1209, 183008220), (1395, 158607124), (1468, 150719985), (1612, 137256165), (1835, 120575988), (1860, 118955343), (2015, 109804932), (2202, 100479990), (2340, 94554247), (2418, 91504110), (2790, 79303562), (3303, 66986660), (3627, 61002740), (3670, 60287994), (4030, 54902466), (4404, 50239995), (4771, 46375380), (4836, 45752055), (5505, 40191996), (5580, 39651781), (6045, 36601644), (6606, 33493330), (7254, 30501370), (7340, 30143997), (8060, 27451233), (8311, 26622180), (9542, 23187690), (11010, 20095998), (11377, 19447740), (12090, 18300822), (13212, 16746665), (14313, 15458460), (14508, 15250685), (16515, 13397332), (16622, 13311090), (18135, 12200548), (19084, 11593845), (22020, 10047999), (22754, 9723870), (23855, 9275076), (24180, 9150411), (24933, 8874060), (28626, 7729230), (33030, 6698666), (33244, 6655545), (34131, 6482580), (36270, 6100274), (41555, 5324436), (42939, 5152820), (45508, 4861935), (47710, 4637538), (49866, 4437030), (56885, 3889548), (57252, 3864615), (66060, 3349333), (68262, 3241290), (71565, 3091692), (72540, 3050137), (74799, 2958020), (83110, 2662218), (85878, 2576410), (95420, 2318769), (99732, 2218515), (102393, 2160860), (108043, 2047860), (113770, 1944774), (124665, 1774812), (136524, 1620645), (143130, 1545846), (147901, 1495980), (149598, 1479010), (166220, 1331109), (170655, 1296516), (171756, 1288205), (204786, 1080430), (214695, 1030564), (216086, 1023930), (227540, 972387), (249330, 887406), (257641, 858780), (286260, 772923), (295802, 747990), (299196, 739505), (324129, 682620), (341310, 648258), (373995, 591604), (409572, 540215), (429390, 515282), (432172, 511965), (443703, 498660)]

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