678314620

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{683}}^1$

素因数の和:859

約数の個数: 96

約数和(自身を含む): 1588543488

約数和(自身を除く): 910228868

約数列:

[1, 2, 4, 5, 10, 17, 20, 23, 34, 46, 68, 85, 92, 115, 127, 170, 230, 254, 340, 391, 460, 508, 635, 683, 782, 1270, 1366, 1564, 1955, 2159, 2540, 2732, 2921, 3415, 3910, 4318, 5842, 6830, 7820, 8636, 10795, 11611, 11684, 13660, 14605, 15709, 21590, 23222, 29210, 31418, 43180, 46444, 49657, 58055, 58420, 62836, 78545, 86741, 99314, 116110, 157090, 173482, 198628, 232220, 248285, 267053, 314180, 346964, 433705, 496570, 534106, 867410, 993140, 1068212, 1335265, 1474597, 1734820, 1995043, 2670530, 2949194, 3990086, 5341060, 5898388, 7372985, 7980172, 9975215, 14745970, 19950430, 29491940, 33915731, 39900860, 67831462, 135662924, 169578655, 339157310, 678314620]

約数ペア:

[(1, 678314620), (2, 339157310), (4, 169578655), (5, 135662924), (10, 67831462), (17, 39900860), (20, 33915731), (23, 29491940), (34, 19950430), (46, 14745970), (68, 9975215), (85, 7980172), (92, 7372985), (115, 5898388), (127, 5341060), (170, 3990086), (230, 2949194), (254, 2670530), (340, 1995043), (391, 1734820), (460, 1474597), (508, 1335265), (635, 1068212), (683, 993140), (782, 867410), (1270, 534106), (1366, 496570), (1564, 433705), (1955, 346964), (2159, 314180), (2540, 267053), (2732, 248285), (2921, 232220), (3415, 198628), (3910, 173482), (4318, 157090), (5842, 116110), (6830, 99314), (7820, 86741), (8636, 78545), (10795, 62836), (11611, 58420), (11684, 58055), (13660, 49657), (14605, 46444), (15709, 43180), (21590, 31418), (23222, 29210)]