90999090

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{271}}^1$

素因数の和:345

約数の個数: 192

約数和(自身を含む): 299400192

約数和(自身を除く): 208401102

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 21, 26, 30, 35, 39, 41, 42, 45, 63, 65, 70, 78, 82, 90, 91, 105, 117, 123, 126, 130, 182, 195, 205, 210, 234, 246, 271, 273, 287, 315, 369, 390, 410, 455, 533, 542, 546, 574, 585, 615, 630, 738, 813, 819, 861, 910, 1066, 1170, 1230, 1355, 1365, 1435, 1599, 1626, 1638, 1722, 1845, 1897, 2439, 2583, 2665, 2710, 2730, 2870, 3198, 3523, 3690, 3731, 3794, 4065, 4095, 4305, 4797, 4878, 5166, 5330, 5691, 7046, 7462, 7995, 8130, 8190, 8610, 9485, 9594, 10569, 11111, 11193, 11382, 12195, 12915, 15990, 17073, 17615, 18655, 18970, 21138, 22222, 22386, 23985, 24390, 24661, 25830, 28455, 31707, 33333, 33579, 34146, 35230, 37310, 47970, 49322, 52845, 55555, 55965, 56910, 63414, 66666, 67158, 73983, 77777, 85365, 99999, 105690, 111110, 111930, 123305, 144443, 147966, 155554, 158535, 166665, 167895, 170730, 199998, 221949, 233331, 246610, 288886, 317070, 333330, 335790, 369915, 388885, 433329, 443898, 466662, 499995, 699993, 722215, 739830, 777770, 866658, 999990, 1011101, 1109745, 1166655, 1299987, 1399986, 1444430, 2022202, 2166645, 2219490, 2333310, 2599974, 3033303, 3499965, 4333290, 5055505, 6066606, 6499935, 6999930, 9099909, 10111010, 12999870, 15166515, 18199818, 30333030, 45499545, 90999090]

約数ペア:

[(1, 90999090), (2, 45499545), (3, 30333030), (5, 18199818), (6, 15166515), (7, 12999870), (9, 10111010), (10, 9099909), (13, 6999930), (14, 6499935), (15, 6066606), (18, 5055505), (21, 4333290), (26, 3499965), (30, 3033303), (35, 2599974), (39, 2333310), (41, 2219490), (42, 2166645), (45, 2022202), (63, 1444430), (65, 1399986), (70, 1299987), (78, 1166655), (82, 1109745), (90, 1011101), (91, 999990), (105, 866658), (117, 777770), (123, 739830), (126, 722215), (130, 699993), (182, 499995), (195, 466662), (205, 443898), (210, 433329), (234, 388885), (246, 369915), (271, 335790), (273, 333330), (287, 317070), (315, 288886), (369, 246610), (390, 233331), (410, 221949), (455, 199998), (533, 170730), (542, 167895), (546, 166665), (574, 158535), (585, 155554), (615, 147966), (630, 144443), (738, 123305), (813, 111930), (819, 111110), (861, 105690), (910, 99999), (1066, 85365), (1170, 77777), (1230, 73983), (1355, 67158), (1365, 66666), (1435, 63414), (1599, 56910), (1626, 55965), (1638, 55555), (1722, 52845), (1845, 49322), (1897, 47970), (2439, 37310), (2583, 35230), (2665, 34146), (2710, 33579), (2730, 33333), (2870, 31707), (3198, 28455), (3523, 25830), (3690, 24661), (3731, 24390), (3794, 23985), (4065, 22386), (4095, 22222), (4305, 21138), (4797, 18970), (4878, 18655), (5166, 17615), (5330, 17073), (5691, 15990), (7046, 12915), (7462, 12195), (7995, 11382), (8130, 11193), (8190, 11111), (8610, 10569), (9485, 9594)]