82835820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{457}}^1$

素因数の和:544

約数の個数: 144

約数和(自身を含む): 270073440

約数和(自身を除く): 187237620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 53, 57, 60, 76, 90, 95, 106, 114, 159, 171, 180, 190, 212, 228, 265, 285, 318, 342, 380, 457, 477, 530, 570, 636, 684, 795, 855, 914, 954, 1007, 1060, 1140, 1371, 1590, 1710, 1828, 1908, 2014, 2285, 2385, 2742, 3021, 3180, 3420, 4028, 4113, 4570, 4770, 5035, 5484, 6042, 6855, 8226, 8683, 9063, 9140, 9540, 10070, 12084, 13710, 15105, 16452, 17366, 18126, 20140, 20565, 24221, 26049, 27420, 30210, 34732, 36252, 41130, 43415, 45315, 48442, 52098, 60420, 72663, 78147, 82260, 86830, 90630, 96884, 104196, 121105, 130245, 145326, 156294, 173660, 181260, 217989, 242210, 260490, 290652, 312588, 363315, 390735, 435978, 460199, 484420, 520980, 726630, 781470, 871956, 920398, 1089945, 1380597, 1453260, 1562940, 1840796, 2179890, 2300995, 2761194, 4141791, 4359780, 4601990, 5522388, 6902985, 8283582, 9203980, 13805970, 16567164, 20708955, 27611940, 41417910, 82835820]

約数ペア:

[(1, 82835820), (2, 41417910), (3, 27611940), (4, 20708955), (5, 16567164), (6, 13805970), (9, 9203980), (10, 8283582), (12, 6902985), (15, 5522388), (18, 4601990), (19, 4359780), (20, 4141791), (30, 2761194), (36, 2300995), (38, 2179890), (45, 1840796), (53, 1562940), (57, 1453260), (60, 1380597), (76, 1089945), (90, 920398), (95, 871956), (106, 781470), (114, 726630), (159, 520980), (171, 484420), (180, 460199), (190, 435978), (212, 390735), (228, 363315), (265, 312588), (285, 290652), (318, 260490), (342, 242210), (380, 217989), (457, 181260), (477, 173660), (530, 156294), (570, 145326), (636, 130245), (684, 121105), (795, 104196), (855, 96884), (914, 90630), (954, 86830), (1007, 82260), (1060, 78147), (1140, 72663), (1371, 60420), (1590, 52098), (1710, 48442), (1828, 45315), (1908, 43415), (2014, 41130), (2285, 36252), (2385, 34732), (2742, 30210), (3021, 27420), (3180, 26049), (3420, 24221), (4028, 20565), (4113, 20140), (4570, 18126), (4770, 17366), (5035, 16452), (5484, 15105), (6042, 13710), (6855, 12084), (8226, 10070), (8683, 9540), (9063, 9140)]