399331380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{3671}}^1$

素因数の和:3734

約数の個数: 144

約数和(自身を含む): 1336196736

約数和(自身を除く): 936865356

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 37, 42, 49, 60, 70, 74, 84, 98, 105, 111, 140, 147, 148, 185, 196, 210, 222, 245, 259, 294, 370, 420, 444, 490, 518, 555, 588, 735, 740, 777, 980, 1036, 1110, 1295, 1470, 1554, 1813, 2220, 2590, 2940, 3108, 3626, 3671, 3885, 5180, 5439, 7252, 7342, 7770, 9065, 10878, 11013, 14684, 15540, 18130, 18355, 21756, 22026, 25697, 27195, 36260, 36710, 44052, 51394, 54390, 55065, 73420, 77091, 102788, 108780, 110130, 128485, 135827, 154182, 179879, 220260, 256970, 271654, 308364, 359758, 385455, 407481, 513940, 539637, 543308, 679135, 719516, 770910, 814962, 899395, 950789, 1079274, 1358270, 1541820, 1629924, 1798790, 1901578, 2037405, 2158548, 2698185, 2716540, 2852367, 3597580, 3803156, 4074810, 4753945, 5396370, 5704734, 6655523, 8149620, 9507890, 10792740, 11409468, 13311046, 14261835, 19015780, 19966569, 26622092, 28523670, 33277615, 39933138, 57047340, 66555230, 79866276, 99832845, 133110460, 199665690, 399331380]

約数ペア:

[(1, 399331380), (2, 199665690), (3, 133110460), (4, 99832845), (5, 79866276), (6, 66555230), (7, 57047340), (10, 39933138), (12, 33277615), (14, 28523670), (15, 26622092), (20, 19966569), (21, 19015780), (28, 14261835), (30, 13311046), (35, 11409468), (37, 10792740), (42, 9507890), (49, 8149620), (60, 6655523), (70, 5704734), (74, 5396370), (84, 4753945), (98, 4074810), (105, 3803156), (111, 3597580), (140, 2852367), (147, 2716540), (148, 2698185), (185, 2158548), (196, 2037405), (210, 1901578), (222, 1798790), (245, 1629924), (259, 1541820), (294, 1358270), (370, 1079274), (420, 950789), (444, 899395), (490, 814962), (518, 770910), (555, 719516), (588, 679135), (735, 543308), (740, 539637), (777, 513940), (980, 407481), (1036, 385455), (1110, 359758), (1295, 308364), (1470, 271654), (1554, 256970), (1813, 220260), (2220, 179879), (2590, 154182), (2940, 135827), (3108, 128485), (3626, 110130), (3671, 108780), (3885, 102788), (5180, 77091), (5439, 73420), (7252, 55065), (7342, 54390), (7770, 51394), (9065, 44052), (10878, 36710), (11013, 36260), (14684, 27195), (15540, 25697), (18130, 22026), (18355, 21756)]