31410120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{613}}^1$

素因数の和:695

約数の個数: 128

約数和(自身を含む): 109635840

約数和(自身を除く): 78225720

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, 61, 70, 84, 105, 120, 122, 140, 168, 183, 210, 244, 280, 305, 366, 420, 427, 488, 610, 613, 732, 840, 854, 915, 1220, 1226, 1281, 1464, 1708, 1830, 1839, 2135, 2440, 2452, 2562, 3065, 3416, 3660, 3678, 4270, 4291, 4904, 5124, 6130, 6405, 7320, 7356, 8540, 8582, 9195, 10248, 12260, 12810, 12873, 14712, 17080, 17164, 18390, 21455, 24520, 25620, 25746, 34328, 36780, 37393, 42910, 51240, 51492, 64365, 73560, 74786, 85820, 102984, 112179, 128730, 149572, 171640, 186965, 224358, 257460, 261751, 299144, 373930, 448716, 514920, 523502, 560895, 747860, 785253, 897432, 1047004, 1121790, 1308755, 1495720, 1570506, 2094008, 2243580, 2617510, 3141012, 3926265, 4487160, 5235020, 6282024, 7852530, 10470040, 15705060, 31410120]

約数ペア:

[(1, 31410120), (2, 15705060), (3, 10470040), (4, 7852530), (5, 6282024), (6, 5235020), (7, 4487160), (8, 3926265), (10, 3141012), (12, 2617510), (14, 2243580), (15, 2094008), (20, 1570506), (21, 1495720), (24, 1308755), (28, 1121790), (30, 1047004), (35, 897432), (40, 785253), (42, 747860), (56, 560895), (60, 523502), (61, 514920), (70, 448716), (84, 373930), (105, 299144), (120, 261751), (122, 257460), (140, 224358), (168, 186965), (183, 171640), (210, 149572), (244, 128730), (280, 112179), (305, 102984), (366, 85820), (420, 74786), (427, 73560), (488, 64365), (610, 51492), (613, 51240), (732, 42910), (840, 37393), (854, 36780), (915, 34328), (1220, 25746), (1226, 25620), (1281, 24520), (1464, 21455), (1708, 18390), (1830, 17164), (1839, 17080), (2135, 14712), (2440, 12873), (2452, 12810), (2562, 12260), (3065, 10248), (3416, 9195), (3660, 8582), (3678, 8540), (4270, 7356), (4291, 7320), (4904, 6405), (5124, 6130)]