72050440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{157}}^1$

素因数の和:335

約数の個数: 128

約数和(自身を含む): 204768000

約数和(自身を除く): 132717560

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 149, 154, 157, 220, 280, 298, 308, 314, 385, 440, 596, 616, 628, 745, 770, 785, 1043, 1099, 1192, 1256, 1490, 1540, 1570, 1639, 1727, 2086, 2198, 2980, 3080, 3140, 3278, 3454, 4172, 4396, 5215, 5495, 5960, 6280, 6556, 6908, 8195, 8344, 8635, 8792, 10430, 10990, 11473, 12089, 13112, 13816, 16390, 17270, 20860, 21980, 22946, 23393, 24178, 32780, 34540, 41720, 43960, 45892, 46786, 48356, 57365, 60445, 65560, 69080, 91784, 93572, 96712, 114730, 116965, 120890, 163751, 187144, 229460, 233930, 241780, 257323, 327502, 458920, 467860, 483560, 514646, 655004, 818755, 935720, 1029292, 1286615, 1310008, 1637510, 1801261, 2058584, 2573230, 3275020, 3602522, 5146460, 6550040, 7205044, 9006305, 10292920, 14410088, 18012610, 36025220, 72050440]

約数ペア:

[(1, 72050440), (2, 36025220), (4, 18012610), (5, 14410088), (7, 10292920), (8, 9006305), (10, 7205044), (11, 6550040), (14, 5146460), (20, 3602522), (22, 3275020), (28, 2573230), (35, 2058584), (40, 1801261), (44, 1637510), (55, 1310008), (56, 1286615), (70, 1029292), (77, 935720), (88, 818755), (110, 655004), (140, 514646), (149, 483560), (154, 467860), (157, 458920), (220, 327502), (280, 257323), (298, 241780), (308, 233930), (314, 229460), (385, 187144), (440, 163751), (596, 120890), (616, 116965), (628, 114730), (745, 96712), (770, 93572), (785, 91784), (1043, 69080), (1099, 65560), (1192, 60445), (1256, 57365), (1490, 48356), (1540, 46786), (1570, 45892), (1639, 43960), (1727, 41720), (2086, 34540), (2198, 32780), (2980, 24178), (3080, 23393), (3140, 22946), (3278, 21980), (3454, 20860), (4172, 17270), (4396, 16390), (5215, 13816), (5495, 13112), (5960, 12089), (6280, 11473), (6556, 10990), (6908, 10430), (8195, 8792), (8344, 8635)]