156621420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{179}}^1\times {\mathrm{4861}}^1$

素因数の和:5055

約数の個数: 72

約数和(自身を含む): 477837360

約数和(自身を除く): 321215940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 179, 180, 358, 537, 716, 895, 1074, 1611, 1790, 2148, 2685, 3222, 3580, 4861, 5370, 6444, 8055, 9722, 10740, 14583, 16110, 19444, 24305, 29166, 32220, 43749, 48610, 58332, 72915, 87498, 97220, 145830, 174996, 218745, 291660, 437490, 870119, 874980, 1740238, 2610357, 3480476, 4350595, 5220714, 7831071, 8701190, 10441428, 13051785, 15662142, 17402380, 26103570, 31324284, 39155355, 52207140, 78310710, 156621420]

約数ペア:

[(1, 156621420), (2, 78310710), (3, 52207140), (4, 39155355), (5, 31324284), (6, 26103570), (9, 17402380), (10, 15662142), (12, 13051785), (15, 10441428), (18, 8701190), (20, 7831071), (30, 5220714), (36, 4350595), (45, 3480476), (60, 2610357), (90, 1740238), (179, 874980), (180, 870119), (358, 437490), (537, 291660), (716, 218745), (895, 174996), (1074, 145830), (1611, 97220), (1790, 87498), (2148, 72915), (2685, 58332), (3222, 48610), (3580, 43749), (4861, 32220), (5370, 29166), (6444, 24305), (8055, 19444), (9722, 16110), (10740, 14583)]