223005320

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1$

素因数の和:279

約数の個数: 128

約数和(自身を含む): 559872000

約数和(自身を除く): 336866680

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 31, 34, 40, 62, 68, 71, 85, 124, 136, 142, 149, 155, 170, 248, 284, 298, 310, 340, 355, 527, 568, 596, 620, 680, 710, 745, 1054, 1192, 1207, 1240, 1420, 1490, 2108, 2201, 2414, 2533, 2635, 2840, 2980, 4216, 4402, 4619, 4828, 5066, 5270, 5960, 6035, 8804, 9238, 9656, 10132, 10540, 10579, 11005, 12070, 12665, 17608, 18476, 20264, 21080, 21158, 22010, 23095, 24140, 25330, 36952, 37417, 42316, 44020, 46190, 48280, 50660, 52895, 74834, 78523, 84632, 88040, 92380, 101320, 105790, 149668, 157046, 179843, 184760, 187085, 211580, 299336, 314092, 327949, 359686, 374170, 392615, 423160, 628184, 655898, 719372, 748340, 785230, 899215, 1311796, 1438744, 1496680, 1570460, 1639745, 1798430, 2623592, 3140920, 3279490, 3596860, 5575133, 6558980, 7193720, 11150266, 13117960, 22300532, 27875665, 44601064, 55751330, 111502660, 223005320]

約数ペア:

[(1, 223005320), (2, 111502660), (4, 55751330), (5, 44601064), (8, 27875665), (10, 22300532), (17, 13117960), (20, 11150266), (31, 7193720), (34, 6558980), (40, 5575133), (62, 3596860), (68, 3279490), (71, 3140920), (85, 2623592), (124, 1798430), (136, 1639745), (142, 1570460), (149, 1496680), (155, 1438744), (170, 1311796), (248, 899215), (284, 785230), (298, 748340), (310, 719372), (340, 655898), (355, 628184), (527, 423160), (568, 392615), (596, 374170), (620, 359686), (680, 327949), (710, 314092), (745, 299336), (1054, 211580), (1192, 187085), (1207, 184760), (1240, 179843), (1420, 157046), (1490, 149668), (2108, 105790), (2201, 101320), (2414, 92380), (2533, 88040), (2635, 84632), (2840, 78523), (2980, 74834), (4216, 52895), (4402, 50660), (4619, 48280), (4828, 46190), (5066, 44020), (5270, 42316), (5960, 37417), (6035, 36952), (8804, 25330), (9238, 24140), (9656, 23095), (10132, 22010), (10540, 21158), (10579, 21080), (11005, 20264), (12070, 18476), (12665, 17608)]