2715720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1$

素因数の和:135

約数の個数: 128

約数和(自身を含む): 9642240

約数和(自身を除く): 6926520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 53, 56, 60, 61, 70, 84, 105, 106, 120, 122, 140, 159, 168, 183, 210, 212, 244, 265, 280, 305, 318, 366, 371, 420, 424, 427, 488, 530, 610, 636, 732, 742, 795, 840, 854, 915, 1060, 1113, 1220, 1272, 1281, 1464, 1484, 1590, 1708, 1830, 1855, 2120, 2135, 2226, 2440, 2562, 2968, 3180, 3233, 3416, 3660, 3710, 4270, 4452, 5124, 5565, 6360, 6405, 6466, 7320, 7420, 8540, 8904, 9699, 10248, 11130, 12810, 12932, 14840, 16165, 17080, 19398, 22260, 22631, 25620, 25864, 32330, 38796, 44520, 45262, 48495, 51240, 64660, 67893, 77592, 90524, 96990, 113155, 129320, 135786, 181048, 193980, 226310, 271572, 339465, 387960, 452620, 543144, 678930, 905240, 1357860, 2715720]

約数ペア:

[(1, 2715720), (2, 1357860), (3, 905240), (4, 678930), (5, 543144), (6, 452620), (7, 387960), (8, 339465), (10, 271572), (12, 226310), (14, 193980), (15, 181048), (20, 135786), (21, 129320), (24, 113155), (28, 96990), (30, 90524), (35, 77592), (40, 67893), (42, 64660), (53, 51240), (56, 48495), (60, 45262), (61, 44520), (70, 38796), (84, 32330), (105, 25864), (106, 25620), (120, 22631), (122, 22260), (140, 19398), (159, 17080), (168, 16165), (183, 14840), (210, 12932), (212, 12810), (244, 11130), (265, 10248), (280, 9699), (305, 8904), (318, 8540), (366, 7420), (371, 7320), (420, 6466), (424, 6405), (427, 6360), (488, 5565), (530, 5124), (610, 4452), (636, 4270), (732, 3710), (742, 3660), (795, 3416), (840, 3233), (854, 3180), (915, 2968), (1060, 2562), (1113, 2440), (1220, 2226), (1272, 2135), (1281, 2120), (1464, 1855), (1484, 1830), (1590, 1708)]