287201970

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{59}}^1\times {\mathrm{149}}^1$

素因数の和:246

約数の個数: 192

約数和(自身を含む): 861840000

約数和(自身を除く): 574638030

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 27, 30, 33, 45, 54, 55, 59, 66, 90, 99, 110, 118, 121, 135, 149, 165, 177, 198, 242, 270, 295, 297, 298, 330, 354, 363, 447, 495, 531, 590, 594, 605, 649, 726, 745, 885, 894, 990, 1062, 1089, 1210, 1298, 1341, 1485, 1490, 1593, 1639, 1770, 1815, 1947, 2178, 2235, 2655, 2682, 2970, 3186, 3245, 3267, 3278, 3630, 3894, 4023, 4470, 4917, 5310, 5445, 5841, 6490, 6534, 6705, 7139, 7965, 8046, 8195, 8791, 9735, 9834, 10890, 11682, 13410, 14278, 14751, 15930, 16335, 16390, 17523, 17582, 18029, 19470, 20115, 21417, 24585, 26373, 29205, 29502, 32670, 35046, 35695, 36058, 40230, 42834, 43955, 44253, 49170, 52746, 54087, 58410, 64251, 71390, 73755, 79119, 87615, 87910, 88506, 90145, 96701, 107085, 108174, 128502, 131865, 147510, 158238, 162261, 175230, 180290, 192753, 193402, 214170, 221265, 237357, 263730, 270435, 290103, 321255, 324522, 385506, 395595, 442530, 474714, 483505, 486783, 540870, 580206, 642510, 791190, 811305, 870309, 963765, 967010, 973566, 1063711, 1186785, 1450515, 1622610, 1740618, 1927530, 2127422, 2373570, 2433915, 2610927, 2901030, 3191133, 4351545, 4867830, 5221854, 5318555, 6382266, 8703090, 9573399, 10637110, 13054635, 15955665, 19146798, 26109270, 28720197, 31911330, 47866995, 57440394, 95733990, 143600985, 287201970]

約数ペア:

[(1, 287201970), (2, 143600985), (3, 95733990), (5, 57440394), (6, 47866995), (9, 31911330), (10, 28720197), (11, 26109270), (15, 19146798), (18, 15955665), (22, 13054635), (27, 10637110), (30, 9573399), (33, 8703090), (45, 6382266), (54, 5318555), (55, 5221854), (59, 4867830), (66, 4351545), (90, 3191133), (99, 2901030), (110, 2610927), (118, 2433915), (121, 2373570), (135, 2127422), (149, 1927530), (165, 1740618), (177, 1622610), (198, 1450515), (242, 1186785), (270, 1063711), (295, 973566), (297, 967010), (298, 963765), (330, 870309), (354, 811305), (363, 791190), (447, 642510), (495, 580206), (531, 540870), (590, 486783), (594, 483505), (605, 474714), (649, 442530), (726, 395595), (745, 385506), (885, 324522), (894, 321255), (990, 290103), (1062, 270435), (1089, 263730), (1210, 237357), (1298, 221265), (1341, 214170), (1485, 193402), (1490, 192753), (1593, 180290), (1639, 175230), (1770, 162261), (1815, 158238), (1947, 147510), (2178, 131865), (2235, 128502), (2655, 108174), (2682, 107085), (2970, 96701), (3186, 90145), (3245, 88506), (3267, 87910), (3278, 87615), (3630, 79119), (3894, 73755), (4023, 71390), (4470, 64251), (4917, 58410), (5310, 54087), (5445, 52746), (5841, 49170), (6490, 44253), (6534, 43955), (6705, 42834), (7139, 40230), (7965, 36058), (8046, 35695), (8195, 35046), (8791, 32670), (9735, 29502), (9834, 29205), (10890, 26373), (11682, 24585), (13410, 21417), (14278, 20115), (14751, 19470), (15930, 18029), (16335, 17582), (16390, 17523)]