391994820

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{5273}}^1$

素因数の和:5354

約数の個数: 144

約数和(自身を含む): 1382209920

約数和(自身を除く): 990215100

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 59, 60, 63, 70, 84, 90, 105, 118, 126, 140, 177, 180, 210, 236, 252, 295, 315, 354, 413, 420, 531, 590, 630, 708, 826, 885, 1062, 1180, 1239, 1260, 1652, 1770, 2065, 2124, 2478, 2655, 3540, 3717, 4130, 4956, 5273, 5310, 6195, 7434, 8260, 10546, 10620, 12390, 14868, 15819, 18585, 21092, 24780, 26365, 31638, 36911, 37170, 47457, 52730, 63276, 73822, 74340, 79095, 94914, 105460, 110733, 147644, 158190, 184555, 189828, 221466, 237285, 311107, 316380, 332199, 369110, 442932, 474570, 553665, 622214, 664398, 738220, 933321, 949140, 1107330, 1244428, 1328796, 1555535, 1660995, 1866642, 2177749, 2214660, 2799963, 3111070, 3321990, 3733284, 4355498, 4666605, 5599926, 6222140, 6533247, 6643980, 8710996, 9333210, 10888745, 11199852, 13066494, 13999815, 18666420, 19599741, 21777490, 26132988, 27999630, 32666235, 39199482, 43554980, 55999260, 65332470, 78398964, 97998705, 130664940, 195997410, 391994820]

約数ペア:

[(1, 391994820), (2, 195997410), (3, 130664940), (4, 97998705), (5, 78398964), (6, 65332470), (7, 55999260), (9, 43554980), (10, 39199482), (12, 32666235), (14, 27999630), (15, 26132988), (18, 21777490), (20, 19599741), (21, 18666420), (28, 13999815), (30, 13066494), (35, 11199852), (36, 10888745), (42, 9333210), (45, 8710996), (59, 6643980), (60, 6533247), (63, 6222140), (70, 5599926), (84, 4666605), (90, 4355498), (105, 3733284), (118, 3321990), (126, 3111070), (140, 2799963), (177, 2214660), (180, 2177749), (210, 1866642), (236, 1660995), (252, 1555535), (295, 1328796), (315, 1244428), (354, 1107330), (413, 949140), (420, 933321), (531, 738220), (590, 664398), (630, 622214), (708, 553665), (826, 474570), (885, 442932), (1062, 369110), (1180, 332199), (1239, 316380), (1260, 311107), (1652, 237285), (1770, 221466), (2065, 189828), (2124, 184555), (2478, 158190), (2655, 147644), (3540, 110733), (3717, 105460), (4130, 94914), (4956, 79095), (5273, 74340), (5310, 73822), (6195, 63276), (7434, 52730), (8260, 47457), (10546, 37170), (10620, 36911), (12390, 31638), (14868, 26365), (15819, 24780), (18585, 21092)]