619570140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{263}}^1$

素因数の和:432

約数の個数: 192

約数和(自身を含む): 2043740160

約数和(自身を除く): 1424170020

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 71, 79, 84, 105, 140, 142, 158, 210, 213, 237, 263, 284, 316, 355, 395, 420, 426, 474, 497, 526, 553, 710, 789, 790, 852, 948, 994, 1052, 1065, 1106, 1185, 1315, 1420, 1491, 1578, 1580, 1659, 1841, 1988, 2130, 2212, 2370, 2485, 2630, 2765, 2982, 3156, 3318, 3682, 3945, 4260, 4740, 4970, 5260, 5523, 5530, 5609, 5964, 6636, 7364, 7455, 7890, 8295, 9205, 9940, 11046, 11060, 11218, 14910, 15780, 16590, 16827, 18410, 18673, 20777, 22092, 22436, 27615, 28045, 29820, 33180, 33654, 36820, 37346, 39263, 41554, 55230, 56019, 56090, 62331, 67308, 74692, 78526, 83108, 84135, 93365, 103885, 110460, 112038, 112180, 117789, 124662, 130711, 145439, 157052, 168270, 186730, 196315, 207770, 224076, 235578, 249324, 261422, 280095, 290878, 311655, 336540, 373460, 392133, 392630, 415540, 436317, 471156, 522844, 560190, 581756, 588945, 623310, 653555, 727195, 784266, 785260, 872634, 1120380, 1177890, 1246620, 1307110, 1454390, 1475167, 1568532, 1745268, 1960665, 2181585, 2355780, 2614220, 2908780, 2950334, 3921330, 4363170, 4425501, 5900668, 7375835, 7842660, 8726340, 8851002, 10326169, 14751670, 17702004, 20652338, 22127505, 29503340, 30978507, 41304676, 44255010, 51630845, 61957014, 88510020, 103261690, 123914028, 154892535, 206523380, 309785070, 619570140]

約数ペア:

[(1, 619570140), (2, 309785070), (3, 206523380), (4, 154892535), (5, 123914028), (6, 103261690), (7, 88510020), (10, 61957014), (12, 51630845), (14, 44255010), (15, 41304676), (20, 30978507), (21, 29503340), (28, 22127505), (30, 20652338), (35, 17702004), (42, 14751670), (60, 10326169), (70, 8851002), (71, 8726340), (79, 7842660), (84, 7375835), (105, 5900668), (140, 4425501), (142, 4363170), (158, 3921330), (210, 2950334), (213, 2908780), (237, 2614220), (263, 2355780), (284, 2181585), (316, 1960665), (355, 1745268), (395, 1568532), (420, 1475167), (426, 1454390), (474, 1307110), (497, 1246620), (526, 1177890), (553, 1120380), (710, 872634), (789, 785260), (790, 784266), (852, 727195), (948, 653555), (994, 623310), (1052, 588945), (1065, 581756), (1106, 560190), (1185, 522844), (1315, 471156), (1420, 436317), (1491, 415540), (1578, 392630), (1580, 392133), (1659, 373460), (1841, 336540), (1988, 311655), (2130, 290878), (2212, 280095), (2370, 261422), (2485, 249324), (2630, 235578), (2765, 224076), (2982, 207770), (3156, 196315), (3318, 186730), (3682, 168270), (3945, 157052), (4260, 145439), (4740, 130711), (4970, 124662), (5260, 117789), (5523, 112180), (5530, 112038), (5609, 110460), (5964, 103885), (6636, 93365), (7364, 84135), (7455, 83108), (7890, 78526), (8295, 74692), (9205, 67308), (9940, 62331), (11046, 56090), (11060, 56019), (11218, 55230), (14910, 41554), (15780, 39263), (16590, 37346), (16827, 36820), (18410, 33654), (18673, 33180), (20777, 29820), (22092, 28045), (22436, 27615)]