1369771520

素因数分解:

$2^9\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{521}}^1$

素因数の和:636

約数の個数: 160

約数和(自身を含む): 3588520320

約数和(自身を除く): 2218748800

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 79, 80, 104, 128, 130, 158, 160, 208, 256, 260, 316, 320, 395, 416, 512, 520, 521, 632, 640, 790, 832, 1027, 1040, 1042, 1264, 1280, 1580, 1664, 2054, 2080, 2084, 2528, 2560, 2605, 3160, 3328, 4108, 4160, 4168, 5056, 5135, 5210, 6320, 6656, 6773, 8216, 8320, 8336, 10112, 10270, 10420, 12640, 13546, 16432, 16640, 16672, 20224, 20540, 20840, 25280, 27092, 32864, 33280, 33344, 33865, 40448, 41080, 41159, 41680, 50560, 54184, 65728, 66688, 67730, 82160, 82318, 83360, 101120, 108368, 131456, 133376, 135460, 164320, 164636, 166720, 202240, 205795, 216736, 262912, 266752, 270920, 328640, 329272, 333440, 411590, 433472, 525824, 535067, 541840, 657280, 658544, 666880, 823180, 866944, 1070134, 1083680, 1314560, 1317088, 1333760, 1646360, 1733888, 2140268, 2167360, 2629120, 2634176, 2675335, 3292720, 3467776, 4280536, 4334720, 5268352, 5350670, 6585440, 8561072, 8669440, 10536704, 10701340, 13170880, 17122144, 17338880, 21073408, 21402680, 26341760, 34244288, 42805360, 52683520, 68488576, 85610720, 105367040, 136977152, 171221440, 273954304, 342442880, 684885760, 1369771520]

約数ペア:

[(1, 1369771520), (2, 684885760), (4, 342442880), (5, 273954304), (8, 171221440), (10, 136977152), (13, 105367040), (16, 85610720), (20, 68488576), (26, 52683520), (32, 42805360), (40, 34244288), (52, 26341760), (64, 21402680), (65, 21073408), (79, 17338880), (80, 17122144), (104, 13170880), (128, 10701340), (130, 10536704), (158, 8669440), (160, 8561072), (208, 6585440), (256, 5350670), (260, 5268352), (316, 4334720), (320, 4280536), (395, 3467776), (416, 3292720), (512, 2675335), (520, 2634176), (521, 2629120), (632, 2167360), (640, 2140268), (790, 1733888), (832, 1646360), (1027, 1333760), (1040, 1317088), (1042, 1314560), (1264, 1083680), (1280, 1070134), (1580, 866944), (1664, 823180), (2054, 666880), (2080, 658544), (2084, 657280), (2528, 541840), (2560, 535067), (2605, 525824), (3160, 433472), (3328, 411590), (4108, 333440), (4160, 329272), (4168, 328640), (5056, 270920), (5135, 266752), (5210, 262912), (6320, 216736), (6656, 205795), (6773, 202240), (8216, 166720), (8320, 164636), (8336, 164320), (10112, 135460), (10270, 133376), (10420, 131456), (12640, 108368), (13546, 101120), (16432, 83360), (16640, 82318), (16672, 82160), (20224, 67730), (20540, 66688), (20840, 65728), (25280, 54184), (27092, 50560), (32864, 41680), (33280, 41159), (33344, 41080), (33865, 40448)]