1228627180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{1013}}^1$

素因数の和:1219

約数の個数: 96

約数和(自身を含む): 2913019200

約数和(自身を除く): 1684392020

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 37, 44, 55, 74, 110, 148, 149, 185, 220, 298, 370, 407, 596, 740, 745, 814, 1013, 1490, 1628, 1639, 2026, 2035, 2980, 3278, 4052, 4070, 5065, 5513, 6556, 8140, 8195, 10130, 11026, 11143, 16390, 20260, 22052, 22286, 27565, 32780, 37481, 44572, 55130, 55715, 60643, 74962, 110260, 111430, 121286, 149924, 150937, 187405, 222860, 242572, 301874, 303215, 374810, 412291, 603748, 606430, 749620, 754685, 824582, 1212860, 1509370, 1649164, 1660307, 2061455, 3018740, 3320614, 4122910, 5584669, 6641228, 8245820, 8301535, 11169338, 16603070, 22338676, 27923345, 33206140, 55846690, 61431359, 111693380, 122862718, 245725436, 307156795, 614313590, 1228627180]

約数ペア:

[(1, 1228627180), (2, 614313590), (4, 307156795), (5, 245725436), (10, 122862718), (11, 111693380), (20, 61431359), (22, 55846690), (37, 33206140), (44, 27923345), (55, 22338676), (74, 16603070), (110, 11169338), (148, 8301535), (149, 8245820), (185, 6641228), (220, 5584669), (298, 4122910), (370, 3320614), (407, 3018740), (596, 2061455), (740, 1660307), (745, 1649164), (814, 1509370), (1013, 1212860), (1490, 824582), (1628, 754685), (1639, 749620), (2026, 606430), (2035, 603748), (2980, 412291), (3278, 374810), (4052, 303215), (4070, 301874), (5065, 242572), (5513, 222860), (6556, 187405), (8140, 150937), (8195, 149924), (10130, 121286), (11026, 111430), (11143, 110260), (16390, 74962), (20260, 60643), (22052, 55715), (22286, 55130), (27565, 44572), (32780, 37481)]