127831600

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:136

約数の個数: 180

約数和(自身を含む): 348912192

約数和(自身を除く): 221080592

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 31, 40, 50, 52, 61, 62, 65, 80, 100, 104, 122, 124, 130, 155, 169, 200, 208, 244, 248, 260, 305, 310, 325, 338, 400, 403, 488, 496, 520, 610, 620, 650, 676, 775, 793, 806, 845, 976, 1040, 1220, 1240, 1300, 1352, 1525, 1550, 1586, 1612, 1690, 1891, 2015, 2440, 2480, 2600, 2704, 3050, 3100, 3172, 3224, 3380, 3782, 3965, 4030, 4225, 4880, 5200, 5239, 6100, 6200, 6344, 6448, 6760, 7564, 7930, 8060, 8450, 9455, 10075, 10309, 10478, 12200, 12400, 12688, 13520, 15128, 15860, 16120, 16900, 18910, 19825, 20150, 20618, 20956, 24400, 24583, 26195, 30256, 31720, 32240, 33800, 37820, 39650, 40300, 41236, 41912, 47275, 49166, 51545, 52390, 63440, 67600, 75640, 79300, 80600, 82472, 83824, 94550, 98332, 103090, 104780, 122915, 130975, 151280, 158600, 161200, 164944, 189100, 196664, 206180, 209560, 245830, 257725, 261950, 317200, 319579, 378200, 393328, 412360, 419120, 491660, 515450, 523900, 614575, 639158, 756400, 824720, 983320, 1030900, 1047800, 1229150, 1278316, 1597895, 1966640, 2061800, 2095600, 2458300, 2556632, 3195790, 4123600, 4916600, 5113264, 6391580, 7989475, 9833200, 12783160, 15978950, 25566320, 31957900, 63915800, 127831600]

約数ペア:

[(1, 127831600), (2, 63915800), (4, 31957900), (5, 25566320), (8, 15978950), (10, 12783160), (13, 9833200), (16, 7989475), (20, 6391580), (25, 5113264), (26, 4916600), (31, 4123600), (40, 3195790), (50, 2556632), (52, 2458300), (61, 2095600), (62, 2061800), (65, 1966640), (80, 1597895), (100, 1278316), (104, 1229150), (122, 1047800), (124, 1030900), (130, 983320), (155, 824720), (169, 756400), (200, 639158), (208, 614575), (244, 523900), (248, 515450), (260, 491660), (305, 419120), (310, 412360), (325, 393328), (338, 378200), (400, 319579), (403, 317200), (488, 261950), (496, 257725), (520, 245830), (610, 209560), (620, 206180), (650, 196664), (676, 189100), (775, 164944), (793, 161200), (806, 158600), (845, 151280), (976, 130975), (1040, 122915), (1220, 104780), (1240, 103090), (1300, 98332), (1352, 94550), (1525, 83824), (1550, 82472), (1586, 80600), (1612, 79300), (1690, 75640), (1891, 67600), (2015, 63440), (2440, 52390), (2480, 51545), (2600, 49166), (2704, 47275), (3050, 41912), (3100, 41236), (3172, 40300), (3224, 39650), (3380, 37820), (3782, 33800), (3965, 32240), (4030, 31720), (4225, 30256), (4880, 26195), (5200, 24583), (5239, 24400), (6100, 20956), (6200, 20618), (6344, 20150), (6448, 19825), (6760, 18910), (7564, 16900), (7930, 16120), (8060, 15860), (8450, 15128), (9455, 13520), (10075, 12688), (10309, 12400), (10478, 12200)]