220123560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{1259}}^1$

素因数の和:1351

約数の個数: 128

約数和(自身を含む): 696729600

約数和(自身を除く): 476606040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 47, 60, 62, 93, 94, 120, 124, 141, 155, 186, 188, 235, 248, 282, 310, 372, 376, 465, 470, 564, 620, 705, 744, 930, 940, 1128, 1240, 1259, 1410, 1457, 1860, 1880, 2518, 2820, 2914, 3720, 3777, 4371, 5036, 5640, 5828, 6295, 7285, 7554, 8742, 10072, 11656, 12590, 14570, 15108, 17484, 18885, 21855, 25180, 29140, 30216, 34968, 37770, 39029, 43710, 50360, 58280, 59173, 75540, 78058, 87420, 117087, 118346, 151080, 156116, 174840, 177519, 195145, 234174, 236692, 295865, 312232, 355038, 390290, 468348, 473384, 585435, 591730, 710076, 780580, 887595, 936696, 1170870, 1183460, 1420152, 1561160, 1775190, 1834363, 2341740, 2366920, 3550380, 3668726, 4683480, 5503089, 7100760, 7337452, 9171815, 11006178, 14674904, 18343630, 22012356, 27515445, 36687260, 44024712, 55030890, 73374520, 110061780, 220123560]

約数ペア:

[(1, 220123560), (2, 110061780), (3, 73374520), (4, 55030890), (5, 44024712), (6, 36687260), (8, 27515445), (10, 22012356), (12, 18343630), (15, 14674904), (20, 11006178), (24, 9171815), (30, 7337452), (31, 7100760), (40, 5503089), (47, 4683480), (60, 3668726), (62, 3550380), (93, 2366920), (94, 2341740), (120, 1834363), (124, 1775190), (141, 1561160), (155, 1420152), (186, 1183460), (188, 1170870), (235, 936696), (248, 887595), (282, 780580), (310, 710076), (372, 591730), (376, 585435), (465, 473384), (470, 468348), (564, 390290), (620, 355038), (705, 312232), (744, 295865), (930, 236692), (940, 234174), (1128, 195145), (1240, 177519), (1259, 174840), (1410, 156116), (1457, 151080), (1860, 118346), (1880, 117087), (2518, 87420), (2820, 78058), (2914, 75540), (3720, 59173), (3777, 58280), (4371, 50360), (5036, 43710), (5640, 39029), (5828, 37770), (6295, 34968), (7285, 30216), (7554, 29140), (8742, 25180), (10072, 21855), (11656, 18885), (12590, 17484), (14570, 15108)]