71966580

素因数分解:

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

素因数の和:186

約数の個数: 144

約数和(自身を含む): 238568064

約数和(自身を除く): 166601484

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 53, 60, 61, 70, 84, 105, 106, 122, 140, 159, 183, 210, 212, 244, 265, 305, 318, 366, 371, 420, 427, 530, 610, 636, 732, 742, 795, 854, 915, 1060, 1113, 1220, 1281, 1484, 1590, 1708, 1830, 1855, 2135, 2226, 2562, 2809, 3180, 3233, 3660, 3710, 4270, 4452, 5124, 5565, 5618, 6405, 6466, 7420, 8427, 8540, 9699, 11130, 11236, 12810, 12932, 14045, 16165, 16854, 19398, 19663, 22260, 22631, 25620, 28090, 32330, 33708, 38796, 39326, 42135, 45262, 48495, 56180, 58989, 64660, 67893, 78652, 84270, 90524, 96990, 98315, 113155, 117978, 135786, 168540, 171349, 193980, 196630, 226310, 235956, 271572, 294945, 339465, 342698, 393260, 452620, 514047, 589890, 678930, 685396, 856745, 1028094, 1179780, 1199443, 1357860, 1713490, 2056188, 2398886, 2570235, 3426980, 3598329, 4797772, 5140470, 5997215, 7196658, 10280940, 11994430, 14393316, 17991645, 23988860, 35983290, 71966580]

約数ペア:

[(1, 71966580), (2, 35983290), (3, 23988860), (4, 17991645), (5, 14393316), (6, 11994430), (7, 10280940), (10, 7196658), (12, 5997215), (14, 5140470), (15, 4797772), (20, 3598329), (21, 3426980), (28, 2570235), (30, 2398886), (35, 2056188), (42, 1713490), (53, 1357860), (60, 1199443), (61, 1179780), (70, 1028094), (84, 856745), (105, 685396), (106, 678930), (122, 589890), (140, 514047), (159, 452620), (183, 393260), (210, 342698), (212, 339465), (244, 294945), (265, 271572), (305, 235956), (318, 226310), (366, 196630), (371, 193980), (420, 171349), (427, 168540), (530, 135786), (610, 117978), (636, 113155), (732, 98315), (742, 96990), (795, 90524), (854, 84270), (915, 78652), (1060, 67893), (1113, 64660), (1220, 58989), (1281, 56180), (1484, 48495), (1590, 45262), (1708, 42135), (1830, 39326), (1855, 38796), (2135, 33708), (2226, 32330), (2562, 28090), (2809, 25620), (3180, 22631), (3233, 22260), (3660, 19663), (3710, 19398), (4270, 16854), (4452, 16165), (5124, 14045), (5565, 12932), (5618, 12810), (6405, 11236), (6466, 11130), (7420, 9699), (8427, 8540)]