286821720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{2207}}^1$

素因数の和:2262

約数の個数: 144

約数和(自身を含む): 984260160

約数和(自身を除く): 697438440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 38, 40, 45, 57, 60, 72, 76, 90, 95, 114, 120, 152, 171, 180, 190, 228, 285, 342, 360, 361, 380, 456, 570, 684, 722, 760, 855, 1083, 1140, 1368, 1444, 1710, 1805, 2166, 2207, 2280, 2888, 3249, 3420, 3610, 4332, 4414, 5415, 6498, 6621, 6840, 7220, 8664, 8828, 10830, 11035, 12996, 13242, 14440, 16245, 17656, 19863, 21660, 22070, 25992, 26484, 32490, 33105, 39726, 41933, 43320, 44140, 52968, 64980, 66210, 79452, 83866, 88280, 99315, 125799, 129960, 132420, 158904, 167732, 198630, 209665, 251598, 264840, 335464, 377397, 397260, 419330, 503196, 628995, 754794, 794520, 796727, 838660, 1006392, 1257990, 1509588, 1593454, 1677320, 1886985, 2390181, 2515980, 3019176, 3186908, 3773970, 3983635, 4780362, 5031960, 6373816, 7170543, 7547940, 7967270, 9560724, 11950905, 14341086, 15095880, 15934540, 19121448, 23901810, 28682172, 31869080, 35852715, 47803620, 57364344, 71705430, 95607240, 143410860, 286821720]

約数ペア:

[(1, 286821720), (2, 143410860), (3, 95607240), (4, 71705430), (5, 57364344), (6, 47803620), (8, 35852715), (9, 31869080), (10, 28682172), (12, 23901810), (15, 19121448), (18, 15934540), (19, 15095880), (20, 14341086), (24, 11950905), (30, 9560724), (36, 7967270), (38, 7547940), (40, 7170543), (45, 6373816), (57, 5031960), (60, 4780362), (72, 3983635), (76, 3773970), (90, 3186908), (95, 3019176), (114, 2515980), (120, 2390181), (152, 1886985), (171, 1677320), (180, 1593454), (190, 1509588), (228, 1257990), (285, 1006392), (342, 838660), (360, 796727), (361, 794520), (380, 754794), (456, 628995), (570, 503196), (684, 419330), (722, 397260), (760, 377397), (855, 335464), (1083, 264840), (1140, 251598), (1368, 209665), (1444, 198630), (1710, 167732), (1805, 158904), (2166, 132420), (2207, 129960), (2280, 125799), (2888, 99315), (3249, 88280), (3420, 83866), (3610, 79452), (4332, 66210), (4414, 64980), (5415, 52968), (6498, 44140), (6621, 43320), (6840, 41933), (7220, 39726), (8664, 33105), (8828, 32490), (10830, 26484), (11035, 25992), (12996, 22070), (13242, 21660), (14440, 19863), (16245, 17656)]