251580720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{109}}^1\times {\mathrm{163}}^1$

素因数の和:347

約数の個数: 160

約数和(自身を含む): 805305600

約数和(自身を除く): 553724880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 59, 60, 80, 109, 118, 120, 163, 177, 218, 236, 240, 295, 326, 327, 354, 436, 472, 489, 545, 590, 652, 654, 708, 815, 872, 885, 944, 978, 1090, 1180, 1304, 1308, 1416, 1630, 1635, 1744, 1770, 1956, 2180, 2360, 2445, 2608, 2616, 2832, 3260, 3270, 3540, 3912, 4360, 4720, 4890, 5232, 6431, 6520, 6540, 7080, 7824, 8720, 9617, 9780, 12862, 13040, 13080, 14160, 17767, 19234, 19293, 19560, 25724, 26160, 28851, 32155, 35534, 38468, 38586, 39120, 48085, 51448, 53301, 57702, 64310, 71068, 76936, 77172, 88835, 96170, 96465, 102896, 106602, 115404, 128620, 142136, 144255, 153872, 154344, 177670, 192340, 192930, 213204, 230808, 257240, 266505, 284272, 288510, 308688, 355340, 384680, 385860, 426408, 461616, 514480, 533010, 577020, 710680, 769360, 771720, 852816, 1048253, 1066020, 1154040, 1421360, 1543440, 2096506, 2132040, 2308080, 3144759, 4193012, 4264080, 5241265, 6289518, 8386024, 10482530, 12579036, 15723795, 16772048, 20965060, 25158072, 31447590, 41930120, 50316144, 62895180, 83860240, 125790360, 251580720]

約数ペア:

[(1, 251580720), (2, 125790360), (3, 83860240), (4, 62895180), (5, 50316144), (6, 41930120), (8, 31447590), (10, 25158072), (12, 20965060), (15, 16772048), (16, 15723795), (20, 12579036), (24, 10482530), (30, 8386024), (40, 6289518), (48, 5241265), (59, 4264080), (60, 4193012), (80, 3144759), (109, 2308080), (118, 2132040), (120, 2096506), (163, 1543440), (177, 1421360), (218, 1154040), (236, 1066020), (240, 1048253), (295, 852816), (326, 771720), (327, 769360), (354, 710680), (436, 577020), (472, 533010), (489, 514480), (545, 461616), (590, 426408), (652, 385860), (654, 384680), (708, 355340), (815, 308688), (872, 288510), (885, 284272), (944, 266505), (978, 257240), (1090, 230808), (1180, 213204), (1304, 192930), (1308, 192340), (1416, 177670), (1630, 154344), (1635, 153872), (1744, 144255), (1770, 142136), (1956, 128620), (2180, 115404), (2360, 106602), (2445, 102896), (2608, 96465), (2616, 96170), (2832, 88835), (3260, 77172), (3270, 76936), (3540, 71068), (3912, 64310), (4360, 57702), (4720, 53301), (4890, 51448), (5232, 48085), (6431, 39120), (6520, 38586), (6540, 38468), (7080, 35534), (7824, 32155), (8720, 28851), (9617, 26160), (9780, 25724), (12862, 19560), (13040, 19293), (13080, 19234), (14160, 17767)]