881471640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{653}}^1\times {\mathrm{1607}}^1$

素因数の和:2281

約数の個数: 128

約数和(自身を含む): 3028700160

約数和(自身を除く): 2147228520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 653, 840, 1306, 1607, 1959, 2612, 3214, 3265, 3918, 4571, 4821, 5224, 6428, 6530, 7836, 8035, 9142, 9642, 9795, 11249, 12856, 13060, 13713, 15672, 16070, 18284, 19284, 19590, 22498, 22855, 24105, 26120, 27426, 32140, 33747, 36568, 38568, 39180, 44996, 45710, 48210, 54852, 56245, 64280, 67494, 68565, 78360, 89992, 91420, 96420, 109704, 112490, 134988, 137130, 168735, 182840, 192840, 224980, 269976, 274260, 337470, 449960, 548520, 674940, 1049371, 1349880, 2098742, 3148113, 4197484, 5246855, 6296226, 7345597, 8394968, 10493710, 12592452, 14691194, 15740565, 20987420, 22036791, 25184904, 29382388, 31481130, 36727985, 41974840, 44073582, 58764776, 62962260, 73455970, 88147164, 110183955, 125924520, 146911940, 176294328, 220367910, 293823880, 440735820, 881471640]

約数ペア:

[(1, 881471640), (2, 440735820), (3, 293823880), (4, 220367910), (5, 176294328), (6, 146911940), (7, 125924520), (8, 110183955), (10, 88147164), (12, 73455970), (14, 62962260), (15, 58764776), (20, 44073582), (21, 41974840), (24, 36727985), (28, 31481130), (30, 29382388), (35, 25184904), (40, 22036791), (42, 20987420), (56, 15740565), (60, 14691194), (70, 12592452), (84, 10493710), (105, 8394968), (120, 7345597), (140, 6296226), (168, 5246855), (210, 4197484), (280, 3148113), (420, 2098742), (653, 1349880), (840, 1049371), (1306, 674940), (1607, 548520), (1959, 449960), (2612, 337470), (3214, 274260), (3265, 269976), (3918, 224980), (4571, 192840), (4821, 182840), (5224, 168735), (6428, 137130), (6530, 134988), (7836, 112490), (8035, 109704), (9142, 96420), (9642, 91420), (9795, 89992), (11249, 78360), (12856, 68565), (13060, 67494), (13713, 64280), (15672, 56245), (16070, 54852), (18284, 48210), (19284, 45710), (19590, 44996), (22498, 39180), (22855, 38568), (24105, 36568), (26120, 33747), (27426, 32140)]