1215364920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{4243}}^1$

素因数の和:4306

約数の個数: 256

約数和(自身を含む): 4693524480

約数和(自身を除く): 3478159560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 31, 33, 35, 40, 42, 44, 55, 56, 60, 62, 66, 70, 77, 84, 88, 93, 105, 110, 120, 124, 132, 140, 154, 155, 165, 168, 186, 210, 217, 220, 231, 248, 264, 280, 308, 310, 330, 341, 372, 385, 420, 434, 440, 462, 465, 616, 620, 651, 660, 682, 744, 770, 840, 868, 924, 930, 1023, 1085, 1155, 1240, 1302, 1320, 1364, 1540, 1705, 1736, 1848, 1860, 2046, 2170, 2310, 2387, 2604, 2728, 3080, 3255, 3410, 3720, 4092, 4243, 4340, 4620, 4774, 5115, 5208, 6510, 6820, 7161, 8184, 8486, 8680, 9240, 9548, 10230, 11935, 12729, 13020, 13640, 14322, 16972, 19096, 20460, 21215, 23870, 25458, 26040, 28644, 29701, 33944, 35805, 40920, 42430, 46673, 47740, 50916, 57288, 59402, 63645, 71610, 84860, 89103, 93346, 95480, 101832, 118804, 127290, 131533, 140019, 143220, 148505, 169720, 178206, 186692, 233365, 237608, 254580, 263066, 280038, 286440, 297010, 326711, 356412, 373384, 394599, 445515, 466730, 509160, 526132, 560076, 594020, 653422, 657665, 700095, 712824, 789198, 891030, 920731, 933460, 980133, 1052264, 1120152, 1188040, 1306844, 1315330, 1400190, 1446863, 1578396, 1633555, 1782060, 1841462, 1866920, 1960266, 1972995, 2613688, 2630660, 2762193, 2800380, 2893726, 3156792, 3267110, 3564120, 3682924, 3920532, 3945990, 4340589, 4603655, 4900665, 5261320, 5524386, 5600760, 5787452, 6534220, 7234315, 7365848, 7841064, 7891980, 8681178, 9207310, 9801330, 10128041, 11048772, 11574904, 13068440, 13810965, 14468630, 15783960, 17362356, 18414620, 19602660, 20256082, 21702945, 22097544, 27621930, 28937260, 30384123, 34724712, 36829240, 39205320, 40512164, 43405890, 50640205, 55243860, 57874520, 60768246, 81024328, 86811780, 101280410, 110487720, 121536492, 151920615, 173623560, 202560820, 243072984, 303841230, 405121640, 607682460, 1215364920]

約数ペア:

[(1, 1215364920), (2, 607682460), (3, 405121640), (4, 303841230), (5, 243072984), (6, 202560820), (7, 173623560), (8, 151920615), (10, 121536492), (11, 110487720), (12, 101280410), (14, 86811780), (15, 81024328), (20, 60768246), (21, 57874520), (22, 55243860), (24, 50640205), (28, 43405890), (30, 40512164), (31, 39205320), (33, 36829240), (35, 34724712), (40, 30384123), (42, 28937260), (44, 27621930), (55, 22097544), (56, 21702945), (60, 20256082), (62, 19602660), (66, 18414620), (70, 17362356), (77, 15783960), (84, 14468630), (88, 13810965), (93, 13068440), (105, 11574904), (110, 11048772), (120, 10128041), (124, 9801330), (132, 9207310), (140, 8681178), (154, 7891980), (155, 7841064), (165, 7365848), (168, 7234315), (186, 6534220), (210, 5787452), (217, 5600760), (220, 5524386), (231, 5261320), (248, 4900665), (264, 4603655), (280, 4340589), (308, 3945990), (310, 3920532), (330, 3682924), (341, 3564120), (372, 3267110), (385, 3156792), (420, 2893726), (434, 2800380), (440, 2762193), (462, 2630660), (465, 2613688), (616, 1972995), (620, 1960266), (651, 1866920), (660, 1841462), (682, 1782060), (744, 1633555), (770, 1578396), (840, 1446863), (868, 1400190), (924, 1315330), (930, 1306844), (1023, 1188040), (1085, 1120152), (1155, 1052264), (1240, 980133), (1302, 933460), (1320, 920731), (1364, 891030), (1540, 789198), (1705, 712824), (1736, 700095), (1848, 657665), (1860, 653422), (2046, 594020), (2170, 560076), (2310, 526132), (2387, 509160), (2604, 466730), (2728, 445515), (3080, 394599), (3255, 373384), (3410, 356412), (3720, 326711), (4092, 297010), (4243, 286440), (4340, 280038), (4620, 263066), (4774, 254580), (5115, 237608), (5208, 233365), (6510, 186692), (6820, 178206), (7161, 169720), (8184, 148505), (8486, 143220), (8680, 140019), (9240, 131533), (9548, 127290), (10230, 118804), (11935, 101832), (12729, 95480), (13020, 93346), (13640, 89103), (14322, 84860), (16972, 71610), (19096, 63645), (20460, 59402), (21215, 57288), (23870, 50916), (25458, 47740), (26040, 46673), (28644, 42430), (29701, 40920), (33944, 35805)]