1721664360

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{11867}}^1$

素因数の和:11928

約数の個数: 192

約数和(自身を含む): 6220730880

約数和(自身を除く): 4499066520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 31, 36, 39, 40, 45, 52, 60, 62, 65, 72, 78, 90, 93, 104, 117, 120, 124, 130, 155, 156, 180, 186, 195, 234, 248, 260, 279, 310, 312, 360, 372, 390, 403, 465, 468, 520, 558, 585, 620, 744, 780, 806, 930, 936, 1116, 1170, 1209, 1240, 1395, 1560, 1612, 1860, 2015, 2232, 2340, 2418, 2790, 3224, 3627, 3720, 4030, 4680, 4836, 5580, 6045, 7254, 8060, 9672, 11160, 11867, 12090, 14508, 16120, 18135, 23734, 24180, 29016, 35601, 36270, 47468, 48360, 59335, 71202, 72540, 94936, 106803, 118670, 142404, 145080, 154271, 178005, 213606, 237340, 284808, 308542, 356010, 367877, 427212, 462813, 474680, 534015, 617084, 712020, 735754, 771355, 854424, 925626, 1068030, 1103631, 1234168, 1388439, 1424040, 1471508, 1542710, 1839385, 1851252, 2136060, 2207262, 2314065, 2776878, 2943016, 3085420, 3310893, 3678770, 3702504, 4272120, 4414524, 4628130, 4782401, 5518155, 5553756, 6170840, 6621786, 6942195, 7357540, 8829048, 9256260, 9564802, 11036310, 11107512, 13243572, 13884390, 14347203, 14715080, 16554465, 18512520, 19129604, 22072620, 23912005, 26487144, 27768780, 28694406, 33108930, 38259208, 43041609, 44145240, 47824010, 55537560, 57388812, 66217860, 71736015, 86083218, 95648020, 114777624, 132435720, 143472030, 172166436, 191296040, 215208045, 286944060, 344332872, 430416090, 573888120, 860832180, 1721664360]

約数ペア:

[(1, 1721664360), (2, 860832180), (3, 573888120), (4, 430416090), (5, 344332872), (6, 286944060), (8, 215208045), (9, 191296040), (10, 172166436), (12, 143472030), (13, 132435720), (15, 114777624), (18, 95648020), (20, 86083218), (24, 71736015), (26, 66217860), (30, 57388812), (31, 55537560), (36, 47824010), (39, 44145240), (40, 43041609), (45, 38259208), (52, 33108930), (60, 28694406), (62, 27768780), (65, 26487144), (72, 23912005), (78, 22072620), (90, 19129604), (93, 18512520), (104, 16554465), (117, 14715080), (120, 14347203), (124, 13884390), (130, 13243572), (155, 11107512), (156, 11036310), (180, 9564802), (186, 9256260), (195, 8829048), (234, 7357540), (248, 6942195), (260, 6621786), (279, 6170840), (310, 5553756), (312, 5518155), (360, 4782401), (372, 4628130), (390, 4414524), (403, 4272120), (465, 3702504), (468, 3678770), (520, 3310893), (558, 3085420), (585, 2943016), (620, 2776878), (744, 2314065), (780, 2207262), (806, 2136060), (930, 1851252), (936, 1839385), (1116, 1542710), (1170, 1471508), (1209, 1424040), (1240, 1388439), (1395, 1234168), (1560, 1103631), (1612, 1068030), (1860, 925626), (2015, 854424), (2232, 771355), (2340, 735754), (2418, 712020), (2790, 617084), (3224, 534015), (3627, 474680), (3720, 462813), (4030, 427212), (4680, 367877), (4836, 356010), (5580, 308542), (6045, 284808), (7254, 237340), (8060, 213606), (9672, 178005), (11160, 154271), (11867, 145080), (12090, 142404), (14508, 118670), (16120, 106803), (18135, 94936), (23734, 72540), (24180, 71202), (29016, 59335), (35601, 48360), (36270, 47468)]