1520341240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{6271}}^1$

素因数の和:6341

約数の個数: 128

約数和(自身を含む): 4064256000

約数和(自身を除く): 2543914760

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 29, 38, 40, 44, 55, 58, 76, 88, 95, 110, 116, 145, 152, 190, 209, 220, 232, 290, 319, 380, 418, 440, 551, 580, 638, 760, 836, 1045, 1102, 1160, 1276, 1595, 1672, 2090, 2204, 2552, 2755, 3190, 4180, 4408, 5510, 6061, 6271, 6380, 8360, 11020, 12122, 12542, 12760, 22040, 24244, 25084, 30305, 31355, 48488, 50168, 60610, 62710, 68981, 119149, 121220, 125420, 137962, 181859, 238298, 242440, 250840, 275924, 344905, 363718, 476596, 551848, 595745, 689810, 727436, 909295, 953192, 1191490, 1310639, 1379620, 1454872, 1818590, 2000449, 2382980, 2621278, 2759240, 3455321, 3637180, 4000898, 4765960, 5242556, 6553195, 6910642, 7274360, 8001796, 10002245, 10485112, 13106390, 13821284, 16003592, 17276605, 20004490, 26212780, 27642568, 34553210, 38008531, 40008980, 52425560, 69106420, 76017062, 80017960, 138212840, 152034124, 190042655, 304068248, 380085310, 760170620, 1520341240]

約数ペア:

[(1, 1520341240), (2, 760170620), (4, 380085310), (5, 304068248), (8, 190042655), (10, 152034124), (11, 138212840), (19, 80017960), (20, 76017062), (22, 69106420), (29, 52425560), (38, 40008980), (40, 38008531), (44, 34553210), (55, 27642568), (58, 26212780), (76, 20004490), (88, 17276605), (95, 16003592), (110, 13821284), (116, 13106390), (145, 10485112), (152, 10002245), (190, 8001796), (209, 7274360), (220, 6910642), (232, 6553195), (290, 5242556), (319, 4765960), (380, 4000898), (418, 3637180), (440, 3455321), (551, 2759240), (580, 2621278), (638, 2382980), (760, 2000449), (836, 1818590), (1045, 1454872), (1102, 1379620), (1160, 1310639), (1276, 1191490), (1595, 953192), (1672, 909295), (2090, 727436), (2204, 689810), (2552, 595745), (2755, 551848), (3190, 476596), (4180, 363718), (4408, 344905), (5510, 275924), (6061, 250840), (6271, 242440), (6380, 238298), (8360, 181859), (11020, 137962), (12122, 125420), (12542, 121220), (12760, 119149), (22040, 68981), (24244, 62710), (25084, 60610), (30305, 50168), (31355, 48488)]