20126340

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:139

約数の個数: 192

約数和(自身を含む): 69995520

約数和(自身を除く): 49869180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 47, 52, 54, 60, 61, 65, 78, 90, 94, 108, 117, 122, 130, 135, 141, 156, 180, 183, 188, 195, 234, 235, 244, 260, 270, 282, 305, 351, 366, 390, 423, 468, 470, 540, 549, 564, 585, 610, 611, 702, 705, 732, 780, 793, 846, 915, 940, 1098, 1170, 1220, 1222, 1269, 1404, 1410, 1586, 1647, 1692, 1755, 1830, 1833, 2115, 2196, 2340, 2379, 2444, 2538, 2745, 2820, 2867, 3055, 3172, 3294, 3510, 3660, 3666, 3965, 4230, 4758, 5076, 5490, 5499, 5734, 6110, 6345, 6588, 7020, 7137, 7332, 7930, 8235, 8460, 8601, 9165, 9516, 10980, 10998, 11468, 11895, 12220, 12690, 14274, 14335, 15860, 16470, 16497, 17202, 18330, 21411, 21996, 23790, 25380, 25803, 27495, 28548, 28670, 32940, 32994, 34404, 35685, 36660, 37271, 42822, 43005, 47580, 51606, 54990, 57340, 65988, 71370, 74542, 77409, 82485, 85644, 86010, 103212, 107055, 109980, 111813, 129015, 142740, 149084, 154818, 164970, 172020, 186355, 214110, 223626, 258030, 309636, 329940, 335439, 372710, 387045, 428220, 447252, 516060, 559065, 670878, 745420, 774090, 1006317, 1118130, 1341756, 1548180, 1677195, 2012634, 2236260, 3354390, 4025268, 5031585, 6708780, 10063170, 20126340]

約数ペア:

[(1, 20126340), (2, 10063170), (3, 6708780), (4, 5031585), (5, 4025268), (6, 3354390), (9, 2236260), (10, 2012634), (12, 1677195), (13, 1548180), (15, 1341756), (18, 1118130), (20, 1006317), (26, 774090), (27, 745420), (30, 670878), (36, 559065), (39, 516060), (45, 447252), (47, 428220), (52, 387045), (54, 372710), (60, 335439), (61, 329940), (65, 309636), (78, 258030), (90, 223626), (94, 214110), (108, 186355), (117, 172020), (122, 164970), (130, 154818), (135, 149084), (141, 142740), (156, 129015), (180, 111813), (183, 109980), (188, 107055), (195, 103212), (234, 86010), (235, 85644), (244, 82485), (260, 77409), (270, 74542), (282, 71370), (305, 65988), (351, 57340), (366, 54990), (390, 51606), (423, 47580), (468, 43005), (470, 42822), (540, 37271), (549, 36660), (564, 35685), (585, 34404), (610, 32994), (611, 32940), (702, 28670), (705, 28548), (732, 27495), (780, 25803), (793, 25380), (846, 23790), (915, 21996), (940, 21411), (1098, 18330), (1170, 17202), (1220, 16497), (1222, 16470), (1269, 15860), (1404, 14335), (1410, 14274), (1586, 12690), (1647, 12220), (1692, 11895), (1755, 11468), (1830, 10998), (1833, 10980), (2115, 9516), (2196, 9165), (2340, 8601), (2379, 8460), (2444, 8235), (2538, 7930), (2745, 7332), (2820, 7137), (2867, 7020), (3055, 6588), (3172, 6345), (3294, 6110), (3510, 5734), (3660, 5499), (3666, 5490), (3965, 5076), (4230, 4758)]