7490327220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{307}}^1\times {\mathrm{1523}}^1$

素因数の和:1934

約数の個数: 144

約数和(自身を含む): 23065922880

約数和(自身を除く): 15575595660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 89, 90, 178, 180, 267, 307, 356, 445, 534, 614, 801, 890, 921, 1068, 1228, 1335, 1523, 1535, 1602, 1780, 1842, 2670, 2763, 3046, 3070, 3204, 3684, 4005, 4569, 4605, 5340, 5526, 6092, 6140, 7615, 8010, 9138, 9210, 11052, 13707, 13815, 15230, 16020, 18276, 18420, 22845, 27323, 27414, 27630, 30460, 45690, 54646, 54828, 55260, 68535, 81969, 91380, 109292, 135547, 136615, 137070, 163938, 245907, 271094, 273230, 274140, 327876, 406641, 409845, 467561, 491814, 542188, 546460, 677735, 813282, 819690, 935122, 983628, 1219923, 1229535, 1355470, 1402683, 1626564, 1639380, 1870244, 2033205, 2337805, 2439846, 2459070, 2710940, 2805366, 4066410, 4208049, 4675610, 4879692, 4918140, 5610732, 6099615, 7013415, 8132820, 8416098, 9351220, 12199230, 14026830, 16832196, 21040245, 24398460, 28053660, 41612929, 42080490, 83225858, 84160980, 124838787, 166451716, 208064645, 249677574, 374516361, 416129290, 499355148, 624193935, 749032722, 832258580, 1248387870, 1498065444, 1872581805, 2496775740, 3745163610, 7490327220]

約数ペア:

[(1, 7490327220), (2, 3745163610), (3, 2496775740), (4, 1872581805), (5, 1498065444), (6, 1248387870), (9, 832258580), (10, 749032722), (12, 624193935), (15, 499355148), (18, 416129290), (20, 374516361), (30, 249677574), (36, 208064645), (45, 166451716), (60, 124838787), (89, 84160980), (90, 83225858), (178, 42080490), (180, 41612929), (267, 28053660), (307, 24398460), (356, 21040245), (445, 16832196), (534, 14026830), (614, 12199230), (801, 9351220), (890, 8416098), (921, 8132820), (1068, 7013415), (1228, 6099615), (1335, 5610732), (1523, 4918140), (1535, 4879692), (1602, 4675610), (1780, 4208049), (1842, 4066410), (2670, 2805366), (2763, 2710940), (3046, 2459070), (3070, 2439846), (3204, 2337805), (3684, 2033205), (4005, 1870244), (4569, 1639380), (4605, 1626564), (5340, 1402683), (5526, 1355470), (6092, 1229535), (6140, 1219923), (7615, 983628), (8010, 935122), (9138, 819690), (9210, 813282), (11052, 677735), (13707, 546460), (13815, 542188), (15230, 491814), (16020, 467561), (18276, 409845), (18420, 406641), (22845, 327876), (27323, 274140), (27414, 273230), (27630, 271094), (30460, 245907), (45690, 163938), (54646, 137070), (54828, 136615), (55260, 135547), (68535, 109292), (81969, 91380)]