42782220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{389}}^1$

素因数の和:464

約数の個数: 144

約数和(自身を含む): 143095680

約数和(自身を除く): 100313460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 47, 52, 60, 65, 78, 90, 94, 117, 130, 141, 156, 180, 188, 195, 234, 235, 260, 282, 389, 390, 423, 468, 470, 564, 585, 611, 705, 778, 780, 846, 940, 1167, 1170, 1222, 1410, 1556, 1692, 1833, 1945, 2115, 2334, 2340, 2444, 2820, 3055, 3501, 3666, 3890, 4230, 4668, 5057, 5499, 5835, 6110, 7002, 7332, 7780, 8460, 9165, 10114, 10998, 11670, 12220, 14004, 15171, 17505, 18283, 18330, 20228, 21996, 23340, 25285, 27495, 30342, 35010, 36566, 36660, 45513, 50570, 54849, 54990, 60684, 70020, 73132, 75855, 91026, 91415, 101140, 109698, 109980, 151710, 164547, 182052, 182830, 219396, 227565, 237679, 274245, 303420, 329094, 365660, 455130, 475358, 548490, 658188, 713037, 822735, 910260, 950716, 1096980, 1188395, 1426074, 1645470, 2139111, 2376790, 2852148, 3290940, 3565185, 4278222, 4753580, 7130370, 8556444, 10695555, 14260740, 21391110, 42782220]

約数ペア:

[(1, 42782220), (2, 21391110), (3, 14260740), (4, 10695555), (5, 8556444), (6, 7130370), (9, 4753580), (10, 4278222), (12, 3565185), (13, 3290940), (15, 2852148), (18, 2376790), (20, 2139111), (26, 1645470), (30, 1426074), (36, 1188395), (39, 1096980), (45, 950716), (47, 910260), (52, 822735), (60, 713037), (65, 658188), (78, 548490), (90, 475358), (94, 455130), (117, 365660), (130, 329094), (141, 303420), (156, 274245), (180, 237679), (188, 227565), (195, 219396), (234, 182830), (235, 182052), (260, 164547), (282, 151710), (389, 109980), (390, 109698), (423, 101140), (468, 91415), (470, 91026), (564, 75855), (585, 73132), (611, 70020), (705, 60684), (778, 54990), (780, 54849), (846, 50570), (940, 45513), (1167, 36660), (1170, 36566), (1222, 35010), (1410, 30342), (1556, 27495), (1692, 25285), (1833, 23340), (1945, 21996), (2115, 20228), (2334, 18330), (2340, 18283), (2444, 17505), (2820, 15171), (3055, 14004), (3501, 12220), (3666, 11670), (3890, 10998), (4230, 10114), (4668, 9165), (5057, 8460), (5499, 7780), (5835, 7332), (6110, 7002)]