30621825

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{29}}^1$

素因数の和:96

約数の個数: 108

約数和(自身を含む): 64488060

約数和(自身を除く): 33866235

約数列:

[1, 3, 5, 9, 13, 15, 19, 25, 29, 39, 45, 57, 65, 75, 87, 95, 117, 145, 171, 195, 225, 247, 261, 285, 325, 361, 377, 435, 475, 551, 585, 725, 741, 855, 975, 1083, 1131, 1235, 1305, 1425, 1653, 1805, 1885, 2175, 2223, 2755, 2925, 3249, 3393, 3705, 4275, 4693, 4959, 5415, 5655, 6175, 6525, 7163, 8265, 9025, 9425, 10469, 11115, 13775, 14079, 16245, 16965, 18525, 21489, 23465, 24795, 27075, 28275, 31407, 35815, 41325, 42237, 52345, 55575, 64467, 70395, 81225, 84825, 94221, 107445, 117325, 123975, 136097, 157035, 179075, 211185, 261725, 322335, 351975, 408291, 471105, 537225, 680485, 785175, 1055925, 1224873, 1611675, 2041455, 2355525, 3402425, 6124365, 10207275, 30621825]

約数ペア:

[(1, 30621825), (3, 10207275), (5, 6124365), (9, 3402425), (13, 2355525), (15, 2041455), (19, 1611675), (25, 1224873), (29, 1055925), (39, 785175), (45, 680485), (57, 537225), (65, 471105), (75, 408291), (87, 351975), (95, 322335), (117, 261725), (145, 211185), (171, 179075), (195, 157035), (225, 136097), (247, 123975), (261, 117325), (285, 107445), (325, 94221), (361, 84825), (377, 81225), (435, 70395), (475, 64467), (551, 55575), (585, 52345), (725, 42237), (741, 41325), (855, 35815), (975, 31407), (1083, 28275), (1131, 27075), (1235, 24795), (1305, 23465), (1425, 21489), (1653, 18525), (1805, 16965), (1885, 16245), (2175, 14079), (2223, 13775), (2755, 11115), (2925, 10469), (3249, 9425), (3393, 9025), (3705, 8265), (4275, 7163), (4693, 6525), (4959, 6175), (5415, 5655)]