87493120

素因数分解:

$2^9\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1$

素因数の和:286

約数の個数: 160

約数和(自身を含む): 247484160

約数和(自身を除く): 159991040

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 32, 40, 44, 52, 55, 64, 65, 80, 88, 104, 110, 128, 130, 143, 160, 176, 208, 220, 239, 256, 260, 286, 320, 352, 416, 440, 478, 512, 520, 572, 640, 704, 715, 832, 880, 956, 1040, 1144, 1195, 1280, 1408, 1430, 1664, 1760, 1912, 2080, 2288, 2390, 2560, 2629, 2816, 2860, 3107, 3328, 3520, 3824, 4160, 4576, 4780, 5258, 5632, 5720, 6214, 6656, 7040, 7648, 8320, 9152, 9560, 10516, 11440, 12428, 13145, 14080, 15296, 15535, 16640, 18304, 19120, 21032, 22880, 24856, 26290, 28160, 30592, 31070, 33280, 34177, 36608, 38240, 42064, 45760, 49712, 52580, 61184, 62140, 68354, 73216, 76480, 84128, 91520, 99424, 105160, 122368, 124280, 136708, 152960, 168256, 170885, 183040, 198848, 210320, 248560, 273416, 305920, 336512, 341770, 366080, 397696, 420640, 497120, 546832, 611840, 673024, 683540, 795392, 841280, 994240, 1093664, 1346048, 1367080, 1590784, 1682560, 1988480, 2187328, 2734160, 3365120, 3976960, 4374656, 5468320, 6730240, 7953920, 8749312, 10936640, 17498624, 21873280, 43746560, 87493120]

約数ペア:

[(1, 87493120), (2, 43746560), (4, 21873280), (5, 17498624), (8, 10936640), (10, 8749312), (11, 7953920), (13, 6730240), (16, 5468320), (20, 4374656), (22, 3976960), (26, 3365120), (32, 2734160), (40, 2187328), (44, 1988480), (52, 1682560), (55, 1590784), (64, 1367080), (65, 1346048), (80, 1093664), (88, 994240), (104, 841280), (110, 795392), (128, 683540), (130, 673024), (143, 611840), (160, 546832), (176, 497120), (208, 420640), (220, 397696), (239, 366080), (256, 341770), (260, 336512), (286, 305920), (320, 273416), (352, 248560), (416, 210320), (440, 198848), (478, 183040), (512, 170885), (520, 168256), (572, 152960), (640, 136708), (704, 124280), (715, 122368), (832, 105160), (880, 99424), (956, 91520), (1040, 84128), (1144, 76480), (1195, 73216), (1280, 68354), (1408, 62140), (1430, 61184), (1664, 52580), (1760, 49712), (1912, 45760), (2080, 42064), (2288, 38240), (2390, 36608), (2560, 34177), (2629, 33280), (2816, 31070), (2860, 30592), (3107, 28160), (3328, 26290), (3520, 24856), (3824, 22880), (4160, 21032), (4576, 19120), (4780, 18304), (5258, 16640), (5632, 15535), (5720, 15296), (6214, 14080), (6656, 13145), (7040, 12428), (7648, 11440), (8320, 10516), (9152, 9560)]