123465870

素因数分解:

$2^1\times 3^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1$

素因数の和:213

約数の個数: 192

約数和(自身を含む): 377395200

約数和(自身を除く): 253929330

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 27, 30, 31, 33, 45, 54, 55, 62, 66, 81, 90, 93, 99, 110, 135, 149, 155, 162, 165, 186, 198, 243, 270, 279, 297, 298, 310, 330, 341, 405, 447, 465, 486, 495, 558, 594, 682, 745, 810, 837, 891, 894, 930, 990, 1023, 1215, 1341, 1395, 1485, 1490, 1639, 1674, 1705, 1782, 2046, 2235, 2430, 2511, 2673, 2682, 2790, 2970, 3069, 3278, 3410, 4023, 4185, 4455, 4470, 4619, 4917, 5022, 5115, 5346, 6138, 6705, 7533, 8046, 8195, 8370, 8910, 9207, 9238, 9834, 10230, 12069, 12555, 13365, 13410, 13857, 14751, 15066, 15345, 16390, 18414, 20115, 23095, 24138, 24585, 25110, 26730, 27621, 27714, 29502, 30690, 36207, 37665, 40230, 41571, 44253, 46035, 46190, 49170, 50809, 55242, 60345, 69285, 72414, 73755, 75330, 82863, 83142, 88506, 92070, 101618, 120690, 124713, 132759, 138105, 138570, 147510, 152427, 165726, 181035, 207855, 221265, 249426, 254045, 265518, 276210, 304854, 362070, 374139, 398277, 414315, 415710, 442530, 457281, 508090, 623565, 663795, 748278, 762135, 796554, 828630, 914562, 1122417, 1247130, 1327590, 1371843, 1524270, 1870695, 1991385, 2244834, 2286405, 2743686, 3741390, 3982770, 4115529, 4572810, 5612085, 6859215, 8231058, 11224170, 12346587, 13718430, 20577645, 24693174, 41155290, 61732935, 123465870]

約数ペア:

[(1, 123465870), (2, 61732935), (3, 41155290), (5, 24693174), (6, 20577645), (9, 13718430), (10, 12346587), (11, 11224170), (15, 8231058), (18, 6859215), (22, 5612085), (27, 4572810), (30, 4115529), (31, 3982770), (33, 3741390), (45, 2743686), (54, 2286405), (55, 2244834), (62, 1991385), (66, 1870695), (81, 1524270), (90, 1371843), (93, 1327590), (99, 1247130), (110, 1122417), (135, 914562), (149, 828630), (155, 796554), (162, 762135), (165, 748278), (186, 663795), (198, 623565), (243, 508090), (270, 457281), (279, 442530), (297, 415710), (298, 414315), (310, 398277), (330, 374139), (341, 362070), (405, 304854), (447, 276210), (465, 265518), (486, 254045), (495, 249426), (558, 221265), (594, 207855), (682, 181035), (745, 165726), (810, 152427), (837, 147510), (891, 138570), (894, 138105), (930, 132759), (990, 124713), (1023, 120690), (1215, 101618), (1341, 92070), (1395, 88506), (1485, 83142), (1490, 82863), (1639, 75330), (1674, 73755), (1705, 72414), (1782, 69285), (2046, 60345), (2235, 55242), (2430, 50809), (2511, 49170), (2673, 46190), (2682, 46035), (2790, 44253), (2970, 41571), (3069, 40230), (3278, 37665), (3410, 36207), (4023, 30690), (4185, 29502), (4455, 27714), (4470, 27621), (4619, 26730), (4917, 25110), (5022, 24585), (5115, 24138), (5346, 23095), (6138, 20115), (6705, 18414), (7533, 16390), (8046, 15345), (8195, 15066), (8370, 14751), (8910, 13857), (9207, 13410), (9238, 13365), (9834, 12555), (10230, 12069)]