208763940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{619}}^1$

素因数の和:722

約数の個数: 192

約数和(自身を含む): 739952640

約数和(自身を除く): 531188700

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 55, 60, 66, 70, 73, 77, 84, 105, 110, 132, 140, 146, 154, 165, 210, 219, 220, 231, 292, 308, 330, 365, 385, 420, 438, 462, 511, 619, 660, 730, 770, 803, 876, 924, 1022, 1095, 1155, 1238, 1460, 1533, 1540, 1606, 1857, 2044, 2190, 2310, 2409, 2476, 2555, 3066, 3095, 3212, 3714, 4015, 4333, 4380, 4620, 4818, 5110, 5621, 6132, 6190, 6809, 7428, 7665, 8030, 8666, 9285, 9636, 10220, 11242, 12045, 12380, 12999, 13618, 15330, 16060, 16863, 17332, 18570, 20427, 21665, 22484, 24090, 25998, 27236, 28105, 30660, 33726, 34045, 37140, 40854, 43330, 45187, 47663, 48180, 51996, 56210, 64995, 67452, 68090, 81708, 84315, 86660, 90374, 95326, 102135, 112420, 129990, 135561, 136180, 142989, 168630, 180748, 190652, 204270, 225935, 238315, 259980, 271122, 285978, 316309, 337260, 408540, 451870, 476630, 497057, 542244, 571956, 632618, 677805, 714945, 903740, 948927, 953260, 994114, 1265236, 1355610, 1429890, 1491171, 1581545, 1897854, 1988228, 2485285, 2711220, 2859780, 2982342, 3163090, 3479399, 3795708, 4744635, 4970570, 5964684, 6326180, 6958798, 7455855, 9489270, 9941140, 10438197, 13917596, 14911710, 17396995, 18978540, 20876394, 29823420, 34793990, 41752788, 52190985, 69587980, 104381970, 208763940]

約数ペア:

[(1, 208763940), (2, 104381970), (3, 69587980), (4, 52190985), (5, 41752788), (6, 34793990), (7, 29823420), (10, 20876394), (11, 18978540), (12, 17396995), (14, 14911710), (15, 13917596), (20, 10438197), (21, 9941140), (22, 9489270), (28, 7455855), (30, 6958798), (33, 6326180), (35, 5964684), (42, 4970570), (44, 4744635), (55, 3795708), (60, 3479399), (66, 3163090), (70, 2982342), (73, 2859780), (77, 2711220), (84, 2485285), (105, 1988228), (110, 1897854), (132, 1581545), (140, 1491171), (146, 1429890), (154, 1355610), (165, 1265236), (210, 994114), (219, 953260), (220, 948927), (231, 903740), (292, 714945), (308, 677805), (330, 632618), (365, 571956), (385, 542244), (420, 497057), (438, 476630), (462, 451870), (511, 408540), (619, 337260), (660, 316309), (730, 285978), (770, 271122), (803, 259980), (876, 238315), (924, 225935), (1022, 204270), (1095, 190652), (1155, 180748), (1238, 168630), (1460, 142989), (1533, 136180), (1540, 135561), (1606, 129990), (1857, 112420), (2044, 102135), (2190, 95326), (2310, 90374), (2409, 86660), (2476, 84315), (2555, 81708), (3066, 68090), (3095, 67452), (3212, 64995), (3714, 56210), (4015, 51996), (4333, 48180), (4380, 47663), (4620, 45187), (4818, 43330), (5110, 40854), (5621, 37140), (6132, 34045), (6190, 33726), (6809, 30660), (7428, 28105), (7665, 27236), (8030, 25998), (8666, 24090), (9285, 22484), (9636, 21665), (10220, 20427), (11242, 18570), (12045, 17332), (12380, 16863), (12999, 16060), (13618, 15330)]