428254320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{317}}^1\times {\mathrm{433}}^1$

素因数の和:779

約数の個数: 160

約数和(自身を含む): 1437532992

約数和(自身を除く): 1009278672

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 317, 390, 433, 520, 624, 634, 780, 866, 951, 1040, 1268, 1299, 1560, 1585, 1732, 1902, 2165, 2536, 2598, 3120, 3170, 3464, 3804, 4121, 4330, 4755, 5072, 5196, 5629, 6340, 6495, 6928, 7608, 8242, 8660, 9510, 10392, 11258, 12363, 12680, 12990, 15216, 16484, 16887, 17320, 19020, 20605, 20784, 22516, 24726, 25360, 25980, 28145, 32968, 33774, 34640, 38040, 41210, 45032, 49452, 51960, 56290, 61815, 65936, 67548, 76080, 82420, 84435, 90064, 98904, 103920, 112580, 123630, 135096, 137261, 164840, 168870, 197808, 225160, 247260, 270192, 274522, 329680, 337740, 411783, 450320, 494520, 549044, 675480, 686305, 823566, 989040, 1098088, 1350960, 1372610, 1647132, 1784393, 2058915, 2196176, 2745220, 3294264, 3568786, 4117830, 5353179, 5490440, 6588528, 7137572, 8235660, 8921965, 10706358, 10980880, 14275144, 16471320, 17843930, 21412716, 26765895, 28550288, 32942640, 35687860, 42825432, 53531790, 71375720, 85650864, 107063580, 142751440, 214127160, 428254320]

約数ペア:

[(1, 428254320), (2, 214127160), (3, 142751440), (4, 107063580), (5, 85650864), (6, 71375720), (8, 53531790), (10, 42825432), (12, 35687860), (13, 32942640), (15, 28550288), (16, 26765895), (20, 21412716), (24, 17843930), (26, 16471320), (30, 14275144), (39, 10980880), (40, 10706358), (48, 8921965), (52, 8235660), (60, 7137572), (65, 6588528), (78, 5490440), (80, 5353179), (104, 4117830), (120, 3568786), (130, 3294264), (156, 2745220), (195, 2196176), (208, 2058915), (240, 1784393), (260, 1647132), (312, 1372610), (317, 1350960), (390, 1098088), (433, 989040), (520, 823566), (624, 686305), (634, 675480), (780, 549044), (866, 494520), (951, 450320), (1040, 411783), (1268, 337740), (1299, 329680), (1560, 274522), (1585, 270192), (1732, 247260), (1902, 225160), (2165, 197808), (2536, 168870), (2598, 164840), (3120, 137261), (3170, 135096), (3464, 123630), (3804, 112580), (4121, 103920), (4330, 98904), (4755, 90064), (5072, 84435), (5196, 82420), (5629, 76080), (6340, 67548), (6495, 65936), (6928, 61815), (7608, 56290), (8242, 51960), (8660, 49452), (9510, 45032), (10392, 41210), (11258, 38040), (12363, 34640), (12680, 33774), (12990, 32968), (15216, 28145), (16484, 25980), (16887, 25360), (17320, 24726), (19020, 22516), (20605, 20784)]