27951420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1091}}^1$

素因数の和:1171

約数の個数: 96

約数和(自身を含む): 90994176

約数和(自身を除く): 63042756

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 61, 70, 84, 105, 122, 140, 183, 210, 244, 305, 366, 420, 427, 610, 732, 854, 915, 1091, 1220, 1281, 1708, 1830, 2135, 2182, 2562, 3273, 3660, 4270, 4364, 5124, 5455, 6405, 6546, 7637, 8540, 10910, 12810, 13092, 15274, 16365, 21820, 22911, 25620, 30548, 32730, 38185, 45822, 65460, 66551, 76370, 91644, 114555, 133102, 152740, 199653, 229110, 266204, 332755, 399306, 458220, 465857, 665510, 798612, 931714, 998265, 1331020, 1397571, 1863428, 1996530, 2329285, 2795142, 3993060, 4658570, 5590284, 6987855, 9317140, 13975710, 27951420]

約数ペア:

[(1, 27951420), (2, 13975710), (3, 9317140), (4, 6987855), (5, 5590284), (6, 4658570), (7, 3993060), (10, 2795142), (12, 2329285), (14, 1996530), (15, 1863428), (20, 1397571), (21, 1331020), (28, 998265), (30, 931714), (35, 798612), (42, 665510), (60, 465857), (61, 458220), (70, 399306), (84, 332755), (105, 266204), (122, 229110), (140, 199653), (183, 152740), (210, 133102), (244, 114555), (305, 91644), (366, 76370), (420, 66551), (427, 65460), (610, 45822), (732, 38185), (854, 32730), (915, 30548), (1091, 25620), (1220, 22911), (1281, 21820), (1708, 16365), (1830, 15274), (2135, 13092), (2182, 12810), (2562, 10910), (3273, 8540), (3660, 7637), (4270, 6546), (4364, 6405), (5124, 5455)]