381615660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{311}}^1\times {\mathrm{401}}^1$

素因数の和:744

約数の個数: 144

約数和(自身を含む): 1232667072

約数和(自身を除く): 851051412

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 306, 311, 340, 401, 510, 612, 622, 765, 802, 933, 1020, 1203, 1244, 1530, 1555, 1604, 1866, 2005, 2406, 2799, 3060, 3110, 3609, 3732, 4010, 4665, 4812, 5287, 5598, 6015, 6220, 6817, 7218, 8020, 9330, 10574, 11196, 12030, 13634, 13995, 14436, 15861, 18045, 18660, 20451, 21148, 24060, 26435, 27268, 27990, 31722, 34085, 36090, 40902, 47583, 52870, 55980, 61353, 63444, 68170, 72180, 79305, 81804, 95166, 102255, 105740, 122706, 124711, 136340, 158610, 190332, 204510, 237915, 245412, 249422, 306765, 317220, 374133, 409020, 475830, 498844, 613530, 623555, 748266, 951660, 1122399, 1227060, 1247110, 1496532, 1870665, 2120087, 2244798, 2494220, 3741330, 4240174, 4489596, 5611995, 6360261, 7482660, 8480348, 10600435, 11223990, 12720522, 19080783, 21200870, 22447980, 25441044, 31801305, 38161566, 42401740, 63602610, 76323132, 95403915, 127205220, 190807830, 381615660]

約数ペア:

[(1, 381615660), (2, 190807830), (3, 127205220), (4, 95403915), (5, 76323132), (6, 63602610), (9, 42401740), (10, 38161566), (12, 31801305), (15, 25441044), (17, 22447980), (18, 21200870), (20, 19080783), (30, 12720522), (34, 11223990), (36, 10600435), (45, 8480348), (51, 7482660), (60, 6360261), (68, 5611995), (85, 4489596), (90, 4240174), (102, 3741330), (153, 2494220), (170, 2244798), (180, 2120087), (204, 1870665), (255, 1496532), (306, 1247110), (311, 1227060), (340, 1122399), (401, 951660), (510, 748266), (612, 623555), (622, 613530), (765, 498844), (802, 475830), (933, 409020), (1020, 374133), (1203, 317220), (1244, 306765), (1530, 249422), (1555, 245412), (1604, 237915), (1866, 204510), (2005, 190332), (2406, 158610), (2799, 136340), (3060, 124711), (3110, 122706), (3609, 105740), (3732, 102255), (4010, 95166), (4665, 81804), (4812, 79305), (5287, 72180), (5598, 68170), (6015, 63444), (6220, 61353), (6817, 55980), (7218, 52870), (8020, 47583), (9330, 40902), (10574, 36090), (11196, 34085), (12030, 31722), (13634, 27990), (13995, 27268), (14436, 26435), (15861, 24060), (18045, 21148), (18660, 20451)]