77902380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{607}}^1$

素因数の和:676

約数の個数: 144

約数和(自身を含む): 254951424

約数和(自身を除く): 177049044

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 31, 36, 45, 46, 60, 62, 69, 90, 92, 93, 115, 124, 138, 155, 180, 186, 207, 230, 276, 279, 310, 345, 372, 414, 460, 465, 558, 607, 620, 690, 713, 828, 930, 1035, 1116, 1214, 1380, 1395, 1426, 1821, 1860, 2070, 2139, 2428, 2790, 2852, 3035, 3565, 3642, 4140, 4278, 5463, 5580, 6070, 6417, 7130, 7284, 8556, 9105, 10695, 10926, 12140, 12834, 13961, 14260, 18210, 18817, 21390, 21852, 25668, 27315, 27922, 32085, 36420, 37634, 41883, 42780, 54630, 55844, 56451, 64170, 69805, 75268, 83766, 94085, 109260, 112902, 125649, 128340, 139610, 167532, 169353, 188170, 209415, 225804, 251298, 279220, 282255, 338706, 376340, 418830, 432791, 502596, 564510, 628245, 677412, 837660, 846765, 865582, 1129020, 1256490, 1298373, 1693530, 1731164, 2163955, 2512980, 2596746, 3387060, 3895119, 4327910, 5193492, 6491865, 7790238, 8655820, 12983730, 15580476, 19475595, 25967460, 38951190, 77902380]

約数ペア:

[(1, 77902380), (2, 38951190), (3, 25967460), (4, 19475595), (5, 15580476), (6, 12983730), (9, 8655820), (10, 7790238), (12, 6491865), (15, 5193492), (18, 4327910), (20, 3895119), (23, 3387060), (30, 2596746), (31, 2512980), (36, 2163955), (45, 1731164), (46, 1693530), (60, 1298373), (62, 1256490), (69, 1129020), (90, 865582), (92, 846765), (93, 837660), (115, 677412), (124, 628245), (138, 564510), (155, 502596), (180, 432791), (186, 418830), (207, 376340), (230, 338706), (276, 282255), (279, 279220), (310, 251298), (345, 225804), (372, 209415), (414, 188170), (460, 169353), (465, 167532), (558, 139610), (607, 128340), (620, 125649), (690, 112902), (713, 109260), (828, 94085), (930, 83766), (1035, 75268), (1116, 69805), (1214, 64170), (1380, 56451), (1395, 55844), (1426, 54630), (1821, 42780), (1860, 41883), (2070, 37634), (2139, 36420), (2428, 32085), (2790, 27922), (2852, 27315), (3035, 25668), (3565, 21852), (3642, 21390), (4140, 18817), (4278, 18210), (5463, 14260), (5580, 13961), (6070, 12834), (6417, 12140), (7130, 10926), (7284, 10695), (8556, 9105)]