299991990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{7369}}^1$

素因数の和:7461

約数の個数: 64

約数和(自身を含む): 764121600

約数和(自身を除く): 464129610

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 59, 69, 115, 118, 138, 177, 230, 295, 345, 354, 590, 690, 885, 1357, 1770, 2714, 4071, 6785, 7369, 8142, 13570, 14738, 20355, 22107, 36845, 40710, 44214, 73690, 110535, 169487, 221070, 338974, 434771, 508461, 847435, 869542, 1016922, 1304313, 1694870, 2173855, 2542305, 2608626, 4347710, 5084610, 6521565, 9999733, 13043130, 19999466, 29999199, 49998665, 59998398, 99997330, 149995995, 299991990]

約数ペア:

[(1, 299991990), (2, 149995995), (3, 99997330), (5, 59998398), (6, 49998665), (10, 29999199), (15, 19999466), (23, 13043130), (30, 9999733), (46, 6521565), (59, 5084610), (69, 4347710), (115, 2608626), (118, 2542305), (138, 2173855), (177, 1694870), (230, 1304313), (295, 1016922), (345, 869542), (354, 847435), (590, 508461), (690, 434771), (885, 338974), (1357, 221070), (1770, 169487), (2714, 110535), (4071, 73690), (6785, 44214), (7369, 40710), (8142, 36845), (13570, 22107), (14738, 20355)]