1857485760

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{107}}^2$

素因数の和:260

約数の個数: 252

約数和(自身を含む): 6446309688

約数和(自身を除く): 4588823928

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 107, 120, 130, 156, 160, 169, 192, 195, 208, 214, 240, 260, 312, 320, 321, 338, 390, 416, 428, 480, 507, 520, 535, 624, 642, 676, 780, 832, 845, 856, 960, 1014, 1040, 1070, 1248, 1284, 1352, 1391, 1560, 1605, 1690, 1712, 2028, 2080, 2140, 2496, 2535, 2568, 2704, 2782, 3120, 3210, 3380, 3424, 4056, 4160, 4173, 4280, 5070, 5136, 5408, 5564, 6240, 6420, 6760, 6848, 6955, 8112, 8346, 8560, 10140, 10272, 10816, 11128, 11449, 12480, 12840, 13520, 13910, 16224, 16692, 17120, 18083, 20280, 20544, 20865, 22256, 22898, 25680, 27040, 27820, 32448, 33384, 34240, 34347, 36166, 40560, 41730, 44512, 45796, 51360, 54080, 54249, 55640, 57245, 66768, 68694, 72332, 81120, 83460, 89024, 90415, 91592, 102720, 108498, 111280, 114490, 133536, 137388, 144664, 148837, 162240, 166920, 171735, 180830, 183184, 216996, 222560, 228980, 267072, 271245, 274776, 289328, 297674, 333840, 343470, 361660, 366368, 433992, 445120, 446511, 457960, 542490, 549552, 578656, 595348, 667680, 686940, 723320, 732736, 744185, 867984, 893022, 915920, 1084980, 1099104, 1157312, 1190696, 1335360, 1373880, 1446640, 1488370, 1735968, 1786044, 1831840, 1934881, 2169960, 2198208, 2232555, 2381392, 2747760, 2893280, 2976740, 3471936, 3572088, 3663680, 3869762, 4339920, 4465110, 4762784, 5495520, 5786560, 5804643, 5953480, 7144176, 7739524, 8679840, 8930220, 9525568, 9674405, 10991040, 11609286, 11906960, 14288352, 15479048, 17359680, 17860440, 19348810, 23218572, 23813920, 28576704, 29023215, 30958096, 35720880, 38697620, 46437144, 47627840, 58046430, 61916192, 71441760, 77395240, 92874288, 116092860, 123832384, 142883520, 154790480, 185748576, 232185720, 309580960, 371497152, 464371440, 619161920, 928742880, 1857485760]

約数ペア:

[(1, 1857485760), (2, 928742880), (3, 619161920), (4, 464371440), (5, 371497152), (6, 309580960), (8, 232185720), (10, 185748576), (12, 154790480), (13, 142883520), (15, 123832384), (16, 116092860), (20, 92874288), (24, 77395240), (26, 71441760), (30, 61916192), (32, 58046430), (39, 47627840), (40, 46437144), (48, 38697620), (52, 35720880), (60, 30958096), (64, 29023215), (65, 28576704), (78, 23813920), (80, 23218572), (96, 19348810), (104, 17860440), (107, 17359680), (120, 15479048), (130, 14288352), (156, 11906960), (160, 11609286), (169, 10991040), (192, 9674405), (195, 9525568), (208, 8930220), (214, 8679840), (240, 7739524), (260, 7144176), (312, 5953480), (320, 5804643), (321, 5786560), (338, 5495520), (390, 4762784), (416, 4465110), (428, 4339920), (480, 3869762), (507, 3663680), (520, 3572088), (535, 3471936), (624, 2976740), (642, 2893280), (676, 2747760), (780, 2381392), (832, 2232555), (845, 2198208), (856, 2169960), (960, 1934881), (1014, 1831840), (1040, 1786044), (1070, 1735968), (1248, 1488370), (1284, 1446640), (1352, 1373880), (1391, 1335360), (1560, 1190696), (1605, 1157312), (1690, 1099104), (1712, 1084980), (2028, 915920), (2080, 893022), (2140, 867984), (2496, 744185), (2535, 732736), (2568, 723320), (2704, 686940), (2782, 667680), (3120, 595348), (3210, 578656), (3380, 549552), (3424, 542490), (4056, 457960), (4160, 446511), (4173, 445120), (4280, 433992), (5070, 366368), (5136, 361660), (5408, 343470), (5564, 333840), (6240, 297674), (6420, 289328), (6760, 274776), (6848, 271245), (6955, 267072), (8112, 228980), (8346, 222560), (8560, 216996), (10140, 183184), (10272, 180830), (10816, 171735), (11128, 166920), (11449, 162240), (12480, 148837), (12840, 144664), (13520, 137388), (13910, 133536), (16224, 114490), (16692, 111280), (17120, 108498), (18083, 102720), (20280, 91592), (20544, 90415), (20865, 89024), (22256, 83460), (22898, 81120), (25680, 72332), (27040, 68694), (27820, 66768), (32448, 57245), (33384, 55640), (34240, 54249), (34347, 54080), (36166, 51360), (40560, 45796), (41730, 44512)]