171955560

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{269}}^1\times {\mathrm{761}}^1$

素因数の和:1051

約数の個数: 128

約数和(自身を含む): 592531200

約数和(自身を除く): 420575640

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, 269, 280, 420, 538, 761, 807, 840, 1076, 1345, 1522, 1614, 1883, 2152, 2283, 2690, 3044, 3228, 3766, 3805, 4035, 4566, 5327, 5380, 5649, 6088, 6456, 7532, 7610, 8070, 9132, 9415, 10654, 10760, 11298, 11415, 15064, 15220, 15981, 16140, 18264, 18830, 21308, 22596, 22830, 26635, 28245, 30440, 31962, 32280, 37660, 42616, 45192, 45660, 53270, 56490, 63924, 75320, 79905, 91320, 106540, 112980, 127848, 159810, 204709, 213080, 225960, 319620, 409418, 614127, 639240, 818836, 1023545, 1228254, 1432963, 1637672, 2047090, 2456508, 2865926, 3070635, 4094180, 4298889, 4913016, 5731852, 6141270, 7164815, 8188360, 8597778, 11463704, 12282540, 14329630, 17195556, 21494445, 24565080, 28659260, 34391112, 42988890, 57318520, 85977780, 171955560]

約数ペア:

[(1, 171955560), (2, 85977780), (3, 57318520), (4, 42988890), (5, 34391112), (6, 28659260), (7, 24565080), (8, 21494445), (10, 17195556), (12, 14329630), (14, 12282540), (15, 11463704), (20, 8597778), (21, 8188360), (24, 7164815), (28, 6141270), (30, 5731852), (35, 4913016), (40, 4298889), (42, 4094180), (56, 3070635), (60, 2865926), (70, 2456508), (84, 2047090), (105, 1637672), (120, 1432963), (140, 1228254), (168, 1023545), (210, 818836), (269, 639240), (280, 614127), (420, 409418), (538, 319620), (761, 225960), (807, 213080), (840, 204709), (1076, 159810), (1345, 127848), (1522, 112980), (1614, 106540), (1883, 91320), (2152, 79905), (2283, 75320), (2690, 63924), (3044, 56490), (3228, 53270), (3766, 45660), (3805, 45192), (4035, 42616), (4566, 37660), (5327, 32280), (5380, 31962), (5649, 30440), (6088, 28245), (6456, 26635), (7532, 22830), (7610, 22596), (8070, 21308), (9132, 18830), (9415, 18264), (10654, 16140), (10760, 15981), (11298, 15220), (11415, 15064)]