180705200

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1$

素因数の和:140

約数の個数: 240

約数和(自身を含む): 516633600

約数和(自身を除く): 335928400

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 25, 26, 31, 38, 40, 50, 52, 59, 62, 65, 76, 80, 95, 100, 104, 118, 124, 130, 152, 155, 190, 200, 208, 236, 247, 248, 260, 295, 304, 310, 325, 380, 400, 403, 472, 475, 494, 496, 520, 589, 590, 620, 650, 760, 767, 775, 806, 944, 950, 988, 1040, 1121, 1178, 1180, 1235, 1240, 1300, 1475, 1520, 1534, 1550, 1612, 1829, 1900, 1976, 2015, 2242, 2356, 2360, 2470, 2480, 2600, 2945, 2950, 3068, 3100, 3224, 3658, 3800, 3835, 3952, 4030, 4484, 4712, 4720, 4940, 5200, 5605, 5890, 5900, 6136, 6175, 6200, 6448, 7316, 7600, 7657, 7670, 8060, 8968, 9145, 9424, 9880, 10075, 11210, 11780, 11800, 12272, 12350, 12400, 14573, 14632, 14725, 15314, 15340, 16120, 17936, 18290, 19175, 19760, 20150, 22420, 23560, 23600, 23777, 24700, 28025, 29146, 29264, 29450, 30628, 30680, 32240, 34751, 36580, 38285, 38350, 40300, 44840, 45725, 47120, 47554, 49400, 56050, 58292, 58900, 61256, 61360, 69502, 72865, 73160, 76570, 76700, 80600, 89680, 91450, 95108, 98800, 112100, 116584, 117800, 118885, 122512, 139004, 145730, 146320, 153140, 153400, 161200, 173755, 182900, 190216, 191425, 224200, 233168, 235600, 237770, 278008, 291460, 306280, 306800, 347510, 364325, 365800, 380432, 382850, 448400, 451763, 475540, 556016, 582920, 594425, 612560, 695020, 728650, 731600, 765700, 868775, 903526, 951080, 1165840, 1188850, 1390040, 1457300, 1531400, 1737550, 1807052, 1902160, 2258815, 2377700, 2780080, 2914600, 3062800, 3475100, 3614104, 4517630, 4755400, 5829200, 6950200, 7228208, 9035260, 9510800, 11294075, 13900400, 18070520, 22588150, 36141040, 45176300, 90352600, 180705200]

約数ペア:

[(1, 180705200), (2, 90352600), (4, 45176300), (5, 36141040), (8, 22588150), (10, 18070520), (13, 13900400), (16, 11294075), (19, 9510800), (20, 9035260), (25, 7228208), (26, 6950200), (31, 5829200), (38, 4755400), (40, 4517630), (50, 3614104), (52, 3475100), (59, 3062800), (62, 2914600), (65, 2780080), (76, 2377700), (80, 2258815), (95, 1902160), (100, 1807052), (104, 1737550), (118, 1531400), (124, 1457300), (130, 1390040), (152, 1188850), (155, 1165840), (190, 951080), (200, 903526), (208, 868775), (236, 765700), (247, 731600), (248, 728650), (260, 695020), (295, 612560), (304, 594425), (310, 582920), (325, 556016), (380, 475540), (400, 451763), (403, 448400), (472, 382850), (475, 380432), (494, 365800), (496, 364325), (520, 347510), (589, 306800), (590, 306280), (620, 291460), (650, 278008), (760, 237770), (767, 235600), (775, 233168), (806, 224200), (944, 191425), (950, 190216), (988, 182900), (1040, 173755), (1121, 161200), (1178, 153400), (1180, 153140), (1235, 146320), (1240, 145730), (1300, 139004), (1475, 122512), (1520, 118885), (1534, 117800), (1550, 116584), (1612, 112100), (1829, 98800), (1900, 95108), (1976, 91450), (2015, 89680), (2242, 80600), (2356, 76700), (2360, 76570), (2470, 73160), (2480, 72865), (2600, 69502), (2945, 61360), (2950, 61256), (3068, 58900), (3100, 58292), (3224, 56050), (3658, 49400), (3800, 47554), (3835, 47120), (3952, 45725), (4030, 44840), (4484, 40300), (4712, 38350), (4720, 38285), (4940, 36580), (5200, 34751), (5605, 32240), (5890, 30680), (5900, 30628), (6136, 29450), (6175, 29264), (6200, 29146), (6448, 28025), (7316, 24700), (7600, 23777), (7657, 23600), (7670, 23560), (8060, 22420), (8968, 20150), (9145, 19760), (9424, 19175), (9880, 18290), (10075, 17936), (11210, 16120), (11780, 15340), (11800, 15314), (12272, 14725), (12350, 14632), (12400, 14573)]