254973180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{229}}^1\times {\mathrm{241}}^1$

素因数の和:500

約数の個数: 192

約数和(自身を含む): 897684480

約数和(自身を除く): 642711300

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 55, 60, 66, 70, 77, 84, 105, 110, 132, 140, 154, 165, 210, 220, 229, 231, 241, 308, 330, 385, 420, 458, 462, 482, 660, 687, 723, 770, 916, 924, 964, 1145, 1155, 1205, 1374, 1446, 1540, 1603, 1687, 2290, 2310, 2410, 2519, 2651, 2748, 2892, 3206, 3374, 3435, 3615, 4580, 4620, 4809, 4820, 5038, 5061, 5302, 6412, 6748, 6870, 7230, 7557, 7953, 8015, 8435, 9618, 10076, 10122, 10604, 12595, 13255, 13740, 14460, 15114, 15906, 16030, 16870, 17633, 18557, 19236, 20244, 24045, 25190, 25305, 26510, 30228, 31812, 32060, 33740, 35266, 37114, 37785, 39765, 48090, 50380, 50610, 52899, 53020, 55189, 55671, 70532, 74228, 75570, 79530, 88165, 92785, 96180, 101220, 105798, 110378, 111342, 151140, 159060, 165567, 176330, 185570, 211596, 220756, 222684, 264495, 275945, 278355, 331134, 352660, 371140, 386323, 528990, 551890, 556710, 607079, 662268, 772646, 827835, 1057980, 1103780, 1113420, 1158969, 1214158, 1545292, 1655670, 1821237, 1931615, 2317938, 2428316, 3035395, 3311340, 3642474, 3863230, 4249553, 4635876, 5794845, 6070790, 7284948, 7726460, 8499106, 9106185, 11589690, 12141580, 12748659, 16998212, 18212370, 21247765, 23179380, 25497318, 36424740, 42495530, 50994636, 63743295, 84991060, 127486590, 254973180]

約数ペア:

[(1, 254973180), (2, 127486590), (3, 84991060), (4, 63743295), (5, 50994636), (6, 42495530), (7, 36424740), (10, 25497318), (11, 23179380), (12, 21247765), (14, 18212370), (15, 16998212), (20, 12748659), (21, 12141580), (22, 11589690), (28, 9106185), (30, 8499106), (33, 7726460), (35, 7284948), (42, 6070790), (44, 5794845), (55, 4635876), (60, 4249553), (66, 3863230), (70, 3642474), (77, 3311340), (84, 3035395), (105, 2428316), (110, 2317938), (132, 1931615), (140, 1821237), (154, 1655670), (165, 1545292), (210, 1214158), (220, 1158969), (229, 1113420), (231, 1103780), (241, 1057980), (308, 827835), (330, 772646), (385, 662268), (420, 607079), (458, 556710), (462, 551890), (482, 528990), (660, 386323), (687, 371140), (723, 352660), (770, 331134), (916, 278355), (924, 275945), (964, 264495), (1145, 222684), (1155, 220756), (1205, 211596), (1374, 185570), (1446, 176330), (1540, 165567), (1603, 159060), (1687, 151140), (2290, 111342), (2310, 110378), (2410, 105798), (2519, 101220), (2651, 96180), (2748, 92785), (2892, 88165), (3206, 79530), (3374, 75570), (3435, 74228), (3615, 70532), (4580, 55671), (4620, 55189), (4809, 53020), (4820, 52899), (5038, 50610), (5061, 50380), (5302, 48090), (6412, 39765), (6748, 37785), (6870, 37114), (7230, 35266), (7557, 33740), (7953, 32060), (8015, 31812), (8435, 30228), (9618, 26510), (10076, 25305), (10122, 25190), (10604, 24045), (12595, 20244), (13255, 19236), (13740, 18557), (14460, 17633), (15114, 16870), (15906, 16030)]