3815279720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{173}}^1\times {\mathrm{997}}^1$

素因数の和:1267

約数の個数: 128

約数和(自身を含む): 10002355200

約数和(自身を除く): 6187075480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 79, 140, 158, 173, 280, 316, 346, 395, 553, 632, 692, 790, 865, 997, 1106, 1211, 1384, 1580, 1730, 1994, 2212, 2422, 2765, 3160, 3460, 3988, 4424, 4844, 4985, 5530, 6055, 6920, 6979, 7976, 9688, 9970, 11060, 12110, 13667, 13958, 19940, 22120, 24220, 27334, 27916, 34895, 39880, 48440, 54668, 55832, 68335, 69790, 78763, 95669, 109336, 136670, 139580, 157526, 172481, 191338, 273340, 279160, 315052, 344962, 382676, 393815, 478345, 546680, 551341, 630104, 689924, 765352, 787630, 862405, 956690, 1102682, 1207367, 1379848, 1575260, 1724810, 1913380, 2205364, 2414734, 2756705, 3150520, 3449620, 3826760, 4410728, 4829468, 5513410, 6036835, 6899240, 9658936, 11026820, 12073670, 13625999, 22053640, 24147340, 27251998, 48294680, 54503996, 68129995, 95381993, 109007992, 136259990, 190763986, 272519980, 381527972, 476909965, 545039960, 763055944, 953819930, 1907639860, 3815279720]

約数ペア:

[(1, 3815279720), (2, 1907639860), (4, 953819930), (5, 763055944), (7, 545039960), (8, 476909965), (10, 381527972), (14, 272519980), (20, 190763986), (28, 136259990), (35, 109007992), (40, 95381993), (56, 68129995), (70, 54503996), (79, 48294680), (140, 27251998), (158, 24147340), (173, 22053640), (280, 13625999), (316, 12073670), (346, 11026820), (395, 9658936), (553, 6899240), (632, 6036835), (692, 5513410), (790, 4829468), (865, 4410728), (997, 3826760), (1106, 3449620), (1211, 3150520), (1384, 2756705), (1580, 2414734), (1730, 2205364), (1994, 1913380), (2212, 1724810), (2422, 1575260), (2765, 1379848), (3160, 1207367), (3460, 1102682), (3988, 956690), (4424, 862405), (4844, 787630), (4985, 765352), (5530, 689924), (6055, 630104), (6920, 551341), (6979, 546680), (7976, 478345), (9688, 393815), (9970, 382676), (11060, 344962), (12110, 315052), (13667, 279160), (13958, 273340), (19940, 191338), (22120, 172481), (24220, 157526), (27334, 139580), (27916, 136670), (34895, 109336), (39880, 95669), (48440, 78763), (54668, 69790), (55832, 68335)]