304965840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{563}}^1$

素因数の和:677

約数の個数: 160

約数和(自身を含む): 988615296

約数和(自身を除く): 683649456

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 37, 40, 48, 60, 61, 74, 80, 111, 120, 122, 148, 183, 185, 222, 240, 244, 296, 305, 366, 370, 444, 488, 555, 563, 592, 610, 732, 740, 888, 915, 976, 1110, 1126, 1220, 1464, 1480, 1689, 1776, 1830, 2220, 2252, 2257, 2440, 2815, 2928, 2960, 3378, 3660, 4440, 4504, 4514, 4880, 5630, 6756, 6771, 7320, 8445, 8880, 9008, 9028, 11260, 11285, 13512, 13542, 14640, 16890, 18056, 20831, 22520, 22570, 27024, 27084, 33780, 33855, 34343, 36112, 41662, 45040, 45140, 54168, 62493, 67560, 67710, 68686, 83324, 90280, 103029, 104155, 108336, 124986, 135120, 135420, 137372, 166648, 171715, 180560, 206058, 208310, 249972, 270840, 274744, 312465, 333296, 343430, 412116, 416620, 499944, 515145, 541680, 549488, 624930, 686860, 824232, 833240, 999888, 1030290, 1249860, 1270691, 1373720, 1648464, 1666480, 2060580, 2499720, 2541382, 2747440, 3812073, 4121160, 4999440, 5082764, 6353455, 7624146, 8242320, 10165528, 12706910, 15248292, 19060365, 20331056, 25413820, 30496584, 38120730, 50827640, 60993168, 76241460, 101655280, 152482920, 304965840]

約数ペア:

[(1, 304965840), (2, 152482920), (3, 101655280), (4, 76241460), (5, 60993168), (6, 50827640), (8, 38120730), (10, 30496584), (12, 25413820), (15, 20331056), (16, 19060365), (20, 15248292), (24, 12706910), (30, 10165528), (37, 8242320), (40, 7624146), (48, 6353455), (60, 5082764), (61, 4999440), (74, 4121160), (80, 3812073), (111, 2747440), (120, 2541382), (122, 2499720), (148, 2060580), (183, 1666480), (185, 1648464), (222, 1373720), (240, 1270691), (244, 1249860), (296, 1030290), (305, 999888), (366, 833240), (370, 824232), (444, 686860), (488, 624930), (555, 549488), (563, 541680), (592, 515145), (610, 499944), (732, 416620), (740, 412116), (888, 343430), (915, 333296), (976, 312465), (1110, 274744), (1126, 270840), (1220, 249972), (1464, 208310), (1480, 206058), (1689, 180560), (1776, 171715), (1830, 166648), (2220, 137372), (2252, 135420), (2257, 135120), (2440, 124986), (2815, 108336), (2928, 104155), (2960, 103029), (3378, 90280), (3660, 83324), (4440, 68686), (4504, 67710), (4514, 67560), (4880, 62493), (5630, 54168), (6756, 45140), (6771, 45040), (7320, 41662), (8445, 36112), (8880, 34343), (9008, 33855), (9028, 33780), (11260, 27084), (11285, 27024), (13512, 22570), (13542, 22520), (14640, 20831), (16890, 18056)]