51281370

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{631}}^1$

素因数の和:697

約数の個数: 128

約数和(自身を含む): 160174080

約数和(自身を除く): 108892710

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 43, 45, 54, 63, 70, 86, 90, 105, 126, 129, 135, 189, 210, 215, 258, 270, 301, 315, 378, 387, 430, 602, 630, 631, 645, 774, 903, 945, 1161, 1262, 1290, 1505, 1806, 1890, 1893, 1935, 2322, 2709, 3010, 3155, 3786, 3870, 4417, 4515, 5418, 5679, 5805, 6310, 8127, 8834, 9030, 9465, 11358, 11610, 13251, 13545, 16254, 17037, 18930, 22085, 26502, 27090, 27133, 28395, 34074, 39753, 40635, 44170, 54266, 56790, 66255, 79506, 81270, 81399, 85185, 119259, 132510, 135665, 162798, 170370, 189931, 198765, 238518, 244197, 271330, 379862, 397530, 406995, 488394, 569793, 596295, 732591, 813990, 949655, 1139586, 1192590, 1220985, 1465182, 1709379, 1899310, 2441970, 2848965, 3418758, 3662955, 5128137, 5697930, 7325910, 8546895, 10256274, 17093790, 25640685, 51281370]

約数ペア:

[(1, 51281370), (2, 25640685), (3, 17093790), (5, 10256274), (6, 8546895), (7, 7325910), (9, 5697930), (10, 5128137), (14, 3662955), (15, 3418758), (18, 2848965), (21, 2441970), (27, 1899310), (30, 1709379), (35, 1465182), (42, 1220985), (43, 1192590), (45, 1139586), (54, 949655), (63, 813990), (70, 732591), (86, 596295), (90, 569793), (105, 488394), (126, 406995), (129, 397530), (135, 379862), (189, 271330), (210, 244197), (215, 238518), (258, 198765), (270, 189931), (301, 170370), (315, 162798), (378, 135665), (387, 132510), (430, 119259), (602, 85185), (630, 81399), (631, 81270), (645, 79506), (774, 66255), (903, 56790), (945, 54266), (1161, 44170), (1262, 40635), (1290, 39753), (1505, 34074), (1806, 28395), (1890, 27133), (1893, 27090), (1935, 26502), (2322, 22085), (2709, 18930), (3010, 17037), (3155, 16254), (3786, 13545), (3870, 13251), (4417, 11610), (4515, 11358), (5418, 9465), (5679, 9030), (5805, 8834), (6310, 8127)]