312827760

素因数分解:

$2^4\times 3^2\times 5^1\times 7^2\times {\mathrm{8867}}^1$

素因数の和:8900

約数の個数: 180

約数和(自身を含む): 1222240968

約数和(自身を除く): 909413208

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 70, 72, 80, 84, 90, 98, 105, 112, 120, 126, 140, 144, 147, 168, 180, 196, 210, 240, 245, 252, 280, 294, 315, 336, 360, 392, 420, 441, 490, 504, 560, 588, 630, 720, 735, 784, 840, 882, 980, 1008, 1176, 1260, 1470, 1680, 1764, 1960, 2205, 2352, 2520, 2940, 3528, 3920, 4410, 5040, 5880, 7056, 8820, 8867, 11760, 17640, 17734, 26601, 35280, 35468, 44335, 53202, 62069, 70936, 79803, 88670, 106404, 124138, 133005, 141872, 159606, 177340, 186207, 212808, 248276, 266010, 310345, 319212, 354680, 372414, 399015, 425616, 434483, 496552, 532020, 558621, 620690, 638424, 709360, 744828, 798030, 868966, 931035, 993104, 1064040, 1117242, 1241380, 1276848, 1303449, 1489656, 1596060, 1737932, 1862070, 2128080, 2172415, 2234484, 2482760, 2606898, 2793105, 2979312, 3192120, 3475864, 3724140, 3910347, 4344830, 4468968, 4965520, 5213796, 5586210, 6384240, 6517245, 6951728, 7448280, 7820694, 8689660, 8937936, 10427592, 11172420, 13034490, 14896560, 15641388, 17379320, 19551735, 20855184, 22344840, 26068980, 31282776, 34758640, 39103470, 44689680, 52137960, 62565552, 78206940, 104275920, 156413880, 312827760]

約数ペア:

[(1, 312827760), (2, 156413880), (3, 104275920), (4, 78206940), (5, 62565552), (6, 52137960), (7, 44689680), (8, 39103470), (9, 34758640), (10, 31282776), (12, 26068980), (14, 22344840), (15, 20855184), (16, 19551735), (18, 17379320), (20, 15641388), (21, 14896560), (24, 13034490), (28, 11172420), (30, 10427592), (35, 8937936), (36, 8689660), (40, 7820694), (42, 7448280), (45, 6951728), (48, 6517245), (49, 6384240), (56, 5586210), (60, 5213796), (63, 4965520), (70, 4468968), (72, 4344830), (80, 3910347), (84, 3724140), (90, 3475864), (98, 3192120), (105, 2979312), (112, 2793105), (120, 2606898), (126, 2482760), (140, 2234484), (144, 2172415), (147, 2128080), (168, 1862070), (180, 1737932), (196, 1596060), (210, 1489656), (240, 1303449), (245, 1276848), (252, 1241380), (280, 1117242), (294, 1064040), (315, 993104), (336, 931035), (360, 868966), (392, 798030), (420, 744828), (441, 709360), (490, 638424), (504, 620690), (560, 558621), (588, 532020), (630, 496552), (720, 434483), (735, 425616), (784, 399015), (840, 372414), (882, 354680), (980, 319212), (1008, 310345), (1176, 266010), (1260, 248276), (1470, 212808), (1680, 186207), (1764, 177340), (1960, 159606), (2205, 141872), (2352, 133005), (2520, 124138), (2940, 106404), (3528, 88670), (3920, 79803), (4410, 70936), (5040, 62069), (5880, 53202), (7056, 44335), (8820, 35468), (8867, 35280), (11760, 26601), (17640, 17734)]