397937520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{1531}}^1$

素因数の和:1588

約数の個数: 180

約数和(自身を含む): 1411367256

約数和(自身を除く): 1013429736

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 114, 120, 144, 152, 171, 180, 190, 228, 240, 285, 304, 342, 360, 361, 380, 456, 570, 684, 720, 722, 760, 855, 912, 1083, 1140, 1368, 1444, 1520, 1531, 1710, 1805, 2166, 2280, 2736, 2888, 3062, 3249, 3420, 3610, 4332, 4560, 4593, 5415, 5776, 6124, 6498, 6840, 7220, 7655, 8664, 9186, 10830, 12248, 12996, 13680, 13779, 14440, 15310, 16245, 17328, 18372, 21660, 22965, 24496, 25992, 27558, 28880, 29089, 30620, 32490, 36744, 43320, 45930, 51984, 55116, 58178, 61240, 64980, 68895, 73488, 86640, 87267, 91860, 110232, 116356, 122480, 129960, 137790, 145445, 174534, 183720, 220464, 232712, 259920, 261801, 275580, 290890, 349068, 367440, 436335, 465424, 523602, 551160, 552691, 581780, 698136, 872670, 1047204, 1102320, 1105382, 1163560, 1309005, 1396272, 1658073, 1745340, 2094408, 2210764, 2327120, 2618010, 2763455, 3316146, 3490680, 4188816, 4421528, 4974219, 5236020, 5526910, 6632292, 6981360, 8290365, 8843056, 9948438, 10472040, 11053820, 13264584, 16580730, 19896876, 20944080, 22107640, 24871095, 26529168, 33161460, 39793752, 44215280, 49742190, 66322920, 79587504, 99484380, 132645840, 198968760, 397937520]

約数ペア:

[(1, 397937520), (2, 198968760), (3, 132645840), (4, 99484380), (5, 79587504), (6, 66322920), (8, 49742190), (9, 44215280), (10, 39793752), (12, 33161460), (15, 26529168), (16, 24871095), (18, 22107640), (19, 20944080), (20, 19896876), (24, 16580730), (30, 13264584), (36, 11053820), (38, 10472040), (40, 9948438), (45, 8843056), (48, 8290365), (57, 6981360), (60, 6632292), (72, 5526910), (76, 5236020), (80, 4974219), (90, 4421528), (95, 4188816), (114, 3490680), (120, 3316146), (144, 2763455), (152, 2618010), (171, 2327120), (180, 2210764), (190, 2094408), (228, 1745340), (240, 1658073), (285, 1396272), (304, 1309005), (342, 1163560), (360, 1105382), (361, 1102320), (380, 1047204), (456, 872670), (570, 698136), (684, 581780), (720, 552691), (722, 551160), (760, 523602), (855, 465424), (912, 436335), (1083, 367440), (1140, 349068), (1368, 290890), (1444, 275580), (1520, 261801), (1531, 259920), (1710, 232712), (1805, 220464), (2166, 183720), (2280, 174534), (2736, 145445), (2888, 137790), (3062, 129960), (3249, 122480), (3420, 116356), (3610, 110232), (4332, 91860), (4560, 87267), (4593, 86640), (5415, 73488), (5776, 68895), (6124, 64980), (6498, 61240), (6840, 58178), (7220, 55116), (7655, 51984), (8664, 45930), (9186, 43320), (10830, 36744), (12248, 32490), (12996, 30620), (13680, 29089), (13779, 28880), (14440, 27558), (15310, 25992), (16245, 24496), (17328, 22965), (18372, 21660)]