222220560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{353}}^1$

素因数の和:473

約数の個数: 160

約数和(自身を含む): 718489728

約数和(自身を除く): 496269168

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 43, 48, 60, 61, 80, 86, 120, 122, 129, 172, 183, 215, 240, 244, 258, 305, 344, 353, 366, 430, 488, 516, 610, 645, 688, 706, 732, 860, 915, 976, 1032, 1059, 1220, 1290, 1412, 1464, 1720, 1765, 1830, 2064, 2118, 2440, 2580, 2623, 2824, 2928, 3440, 3530, 3660, 4236, 4880, 5160, 5246, 5295, 5648, 7060, 7320, 7869, 8472, 10320, 10492, 10590, 13115, 14120, 14640, 15179, 15738, 16944, 20984, 21180, 21533, 26230, 28240, 30358, 31476, 39345, 41968, 42360, 43066, 45537, 52460, 60716, 62952, 64599, 75895, 78690, 84720, 86132, 91074, 104920, 107665, 121432, 125904, 129198, 151790, 157380, 172264, 182148, 209840, 215330, 227685, 242864, 258396, 303580, 314760, 322995, 344528, 364296, 430660, 455370, 516792, 607160, 629520, 645990, 728592, 861320, 910740, 925919, 1033584, 1214320, 1291980, 1722640, 1821480, 1851838, 2583960, 2777757, 3642960, 3703676, 4629595, 5167920, 5555514, 7407352, 9259190, 11111028, 13888785, 14814704, 18518380, 22222056, 27777570, 37036760, 44444112, 55555140, 74073520, 111110280, 222220560]

約数ペア:

[(1, 222220560), (2, 111110280), (3, 74073520), (4, 55555140), (5, 44444112), (6, 37036760), (8, 27777570), (10, 22222056), (12, 18518380), (15, 14814704), (16, 13888785), (20, 11111028), (24, 9259190), (30, 7407352), (40, 5555514), (43, 5167920), (48, 4629595), (60, 3703676), (61, 3642960), (80, 2777757), (86, 2583960), (120, 1851838), (122, 1821480), (129, 1722640), (172, 1291980), (183, 1214320), (215, 1033584), (240, 925919), (244, 910740), (258, 861320), (305, 728592), (344, 645990), (353, 629520), (366, 607160), (430, 516792), (488, 455370), (516, 430660), (610, 364296), (645, 344528), (688, 322995), (706, 314760), (732, 303580), (860, 258396), (915, 242864), (976, 227685), (1032, 215330), (1059, 209840), (1220, 182148), (1290, 172264), (1412, 157380), (1464, 151790), (1720, 129198), (1765, 125904), (1830, 121432), (2064, 107665), (2118, 104920), (2440, 91074), (2580, 86132), (2623, 84720), (2824, 78690), (2928, 75895), (3440, 64599), (3530, 62952), (3660, 60716), (4236, 52460), (4880, 45537), (5160, 43066), (5246, 42360), (5295, 41968), (5648, 39345), (7060, 31476), (7320, 30358), (7869, 28240), (8472, 26230), (10320, 21533), (10492, 21180), (10590, 20984), (13115, 16944), (14120, 15738), (14640, 15179)]