90281880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{191}}^1$

素因数の和:322

約数の個数: 192

約数和(自身を含む): 320785920

約数和(自身を除く): 230504040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 101, 104, 117, 120, 130, 156, 180, 191, 195, 202, 234, 260, 303, 312, 360, 382, 390, 404, 468, 505, 520, 573, 585, 606, 764, 780, 808, 909, 936, 955, 1010, 1146, 1170, 1212, 1313, 1515, 1528, 1560, 1719, 1818, 1910, 2020, 2292, 2340, 2424, 2483, 2626, 2865, 3030, 3438, 3636, 3820, 3939, 4040, 4545, 4584, 4680, 4966, 5252, 5730, 6060, 6565, 6876, 7272, 7449, 7640, 7878, 8595, 9090, 9932, 10504, 11460, 11817, 12120, 12415, 13130, 13752, 14898, 15756, 17190, 18180, 19291, 19695, 19864, 22347, 22920, 23634, 24830, 26260, 29796, 31512, 34380, 36360, 37245, 38582, 39390, 44694, 47268, 49660, 52520, 57873, 59085, 59592, 68760, 74490, 77164, 78780, 89388, 94536, 96455, 99320, 111735, 115746, 118170, 148980, 154328, 157560, 173619, 178776, 192910, 223470, 231492, 236340, 250783, 289365, 297960, 347238, 385820, 446940, 462984, 472680, 501566, 578730, 694476, 752349, 771640, 868095, 893880, 1003132, 1157460, 1253915, 1388952, 1504698, 1736190, 2006264, 2257047, 2314920, 2507830, 3009396, 3472380, 3761745, 4514094, 5015660, 6018792, 6944760, 7523490, 9028188, 10031320, 11285235, 15046980, 18056376, 22570470, 30093960, 45140940, 90281880]

約数ペア:

[(1, 90281880), (2, 45140940), (3, 30093960), (4, 22570470), (5, 18056376), (6, 15046980), (8, 11285235), (9, 10031320), (10, 9028188), (12, 7523490), (13, 6944760), (15, 6018792), (18, 5015660), (20, 4514094), (24, 3761745), (26, 3472380), (30, 3009396), (36, 2507830), (39, 2314920), (40, 2257047), (45, 2006264), (52, 1736190), (60, 1504698), (65, 1388952), (72, 1253915), (78, 1157460), (90, 1003132), (101, 893880), (104, 868095), (117, 771640), (120, 752349), (130, 694476), (156, 578730), (180, 501566), (191, 472680), (195, 462984), (202, 446940), (234, 385820), (260, 347238), (303, 297960), (312, 289365), (360, 250783), (382, 236340), (390, 231492), (404, 223470), (468, 192910), (505, 178776), (520, 173619), (573, 157560), (585, 154328), (606, 148980), (764, 118170), (780, 115746), (808, 111735), (909, 99320), (936, 96455), (955, 94536), (1010, 89388), (1146, 78780), (1170, 77164), (1212, 74490), (1313, 68760), (1515, 59592), (1528, 59085), (1560, 57873), (1719, 52520), (1818, 49660), (1910, 47268), (2020, 44694), (2292, 39390), (2340, 38582), (2424, 37245), (2483, 36360), (2626, 34380), (2865, 31512), (3030, 29796), (3438, 26260), (3636, 24830), (3820, 23634), (3939, 22920), (4040, 22347), (4545, 19864), (4584, 19695), (4680, 19291), (4966, 18180), (5252, 17190), (5730, 15756), (6060, 14898), (6565, 13752), (6876, 13130), (7272, 12415), (7449, 12120), (7640, 11817), (7878, 11460), (8595, 10504), (9090, 9932)]