488777640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{2287}}^1$

素因数の和:2451

約数の個数: 128

約数和(自身を含む): 1591349760

約数和(自身を除く): 1102572120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 137, 156, 195, 260, 274, 312, 390, 411, 520, 548, 685, 780, 822, 1096, 1370, 1560, 1644, 1781, 2055, 2287, 2740, 3288, 3562, 4110, 4574, 5343, 5480, 6861, 7124, 8220, 8905, 9148, 10686, 11435, 13722, 14248, 16440, 17810, 18296, 21372, 22870, 26715, 27444, 29731, 34305, 35620, 42744, 45740, 53430, 54888, 59462, 68610, 71240, 89193, 91480, 106860, 118924, 137220, 148655, 178386, 213720, 237848, 274440, 297310, 313319, 356772, 445965, 594620, 626638, 713544, 891930, 939957, 1189240, 1253276, 1566595, 1783860, 1879914, 2506552, 3133190, 3567720, 3759828, 4073147, 4699785, 6266380, 7519656, 8146294, 9399570, 12219441, 12532760, 16292588, 18799140, 20365735, 24438882, 32585176, 37598280, 40731470, 48877764, 61097205, 81462940, 97755528, 122194410, 162925880, 244388820, 488777640]

約数ペア:

[(1, 488777640), (2, 244388820), (3, 162925880), (4, 122194410), (5, 97755528), (6, 81462940), (8, 61097205), (10, 48877764), (12, 40731470), (13, 37598280), (15, 32585176), (20, 24438882), (24, 20365735), (26, 18799140), (30, 16292588), (39, 12532760), (40, 12219441), (52, 9399570), (60, 8146294), (65, 7519656), (78, 6266380), (104, 4699785), (120, 4073147), (130, 3759828), (137, 3567720), (156, 3133190), (195, 2506552), (260, 1879914), (274, 1783860), (312, 1566595), (390, 1253276), (411, 1189240), (520, 939957), (548, 891930), (685, 713544), (780, 626638), (822, 594620), (1096, 445965), (1370, 356772), (1560, 313319), (1644, 297310), (1781, 274440), (2055, 237848), (2287, 213720), (2740, 178386), (3288, 148655), (3562, 137220), (4110, 118924), (4574, 106860), (5343, 91480), (5480, 89193), (6861, 71240), (7124, 68610), (8220, 59462), (8905, 54888), (9148, 53430), (10686, 45740), (11435, 42744), (13722, 35620), (14248, 34305), (16440, 29731), (17810, 27444), (18296, 26715), (21372, 22870)]