209240760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{941}}^1$

素因数の和:1081

約数の個数: 128

約数和(自身を含む): 671457600

約数和(自身を除く): 462216840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 109, 120, 136, 170, 204, 218, 255, 327, 340, 408, 436, 510, 545, 654, 680, 872, 941, 1020, 1090, 1308, 1635, 1853, 1882, 2040, 2180, 2616, 2823, 3270, 3706, 3764, 4360, 4705, 5559, 5646, 6540, 7412, 7528, 9265, 9410, 11118, 11292, 13080, 14115, 14824, 15997, 18530, 18820, 22236, 22584, 27795, 28230, 31994, 37060, 37640, 44472, 47991, 55590, 56460, 63988, 74120, 79985, 95982, 102569, 111180, 112920, 127976, 159970, 191964, 205138, 222360, 239955, 307707, 319940, 383928, 410276, 479910, 512845, 615414, 639880, 820552, 959820, 1025690, 1230828, 1538535, 1743673, 1919640, 2051380, 2461656, 3077070, 3487346, 4102760, 5231019, 6154140, 6974692, 8718365, 10462038, 12308280, 13949384, 17436730, 20924076, 26155095, 34873460, 41848152, 52310190, 69746920, 104620380, 209240760]

約数ペア:

[(1, 209240760), (2, 104620380), (3, 69746920), (4, 52310190), (5, 41848152), (6, 34873460), (8, 26155095), (10, 20924076), (12, 17436730), (15, 13949384), (17, 12308280), (20, 10462038), (24, 8718365), (30, 6974692), (34, 6154140), (40, 5231019), (51, 4102760), (60, 3487346), (68, 3077070), (85, 2461656), (102, 2051380), (109, 1919640), (120, 1743673), (136, 1538535), (170, 1230828), (204, 1025690), (218, 959820), (255, 820552), (327, 639880), (340, 615414), (408, 512845), (436, 479910), (510, 410276), (545, 383928), (654, 319940), (680, 307707), (872, 239955), (941, 222360), (1020, 205138), (1090, 191964), (1308, 159970), (1635, 127976), (1853, 112920), (1882, 111180), (2040, 102569), (2180, 95982), (2616, 79985), (2823, 74120), (3270, 63988), (3706, 56460), (3764, 55590), (4360, 47991), (4705, 44472), (5559, 37640), (5646, 37060), (6540, 31994), (7412, 28230), (7528, 27795), (9265, 22584), (9410, 22236), (11118, 18820), (11292, 18530), (13080, 15997), (14115, 14824)]