638150760

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{617}}^1$

素因数の和:677

約数の個数: 288

約数和(自身を含む): 2381759640

約数和(自身を除く): 1743608880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 17, 18, 20, 24, 26, 30, 34, 36, 39, 40, 45, 51, 52, 60, 65, 68, 72, 78, 85, 90, 102, 104, 117, 120, 130, 136, 153, 156, 169, 170, 180, 195, 204, 221, 234, 255, 260, 306, 312, 338, 340, 360, 390, 408, 442, 468, 507, 510, 520, 585, 612, 617, 663, 676, 680, 765, 780, 845, 884, 936, 1014, 1020, 1105, 1170, 1224, 1234, 1326, 1352, 1521, 1530, 1560, 1690, 1768, 1851, 1989, 2028, 2040, 2210, 2340, 2468, 2535, 2652, 2873, 3042, 3060, 3085, 3315, 3380, 3702, 3978, 4056, 4420, 4680, 4936, 5070, 5304, 5553, 5746, 6084, 6120, 6170, 6630, 6760, 7404, 7605, 7956, 8021, 8619, 8840, 9255, 9945, 10140, 10489, 11106, 11492, 12168, 12340, 13260, 14365, 14808, 15210, 15912, 16042, 17238, 18510, 19890, 20280, 20978, 22212, 22984, 24063, 24680, 25857, 26520, 27765, 28730, 30420, 31467, 32084, 34476, 37020, 39780, 40105, 41956, 43095, 44424, 48126, 51714, 52445, 55530, 57460, 60840, 62934, 64168, 68952, 72189, 74040, 79560, 80210, 83912, 86190, 94401, 96252, 103428, 104273, 104890, 111060, 114920, 120315, 125868, 129285, 136357, 144378, 157335, 160420, 172380, 188802, 192504, 206856, 208546, 209780, 222120, 240630, 251736, 258570, 272714, 288756, 312819, 314670, 320840, 344760, 360945, 377604, 409071, 417092, 419560, 472005, 481260, 517140, 521365, 545428, 577512, 625638, 629340, 681785, 721890, 755208, 818142, 834184, 938457, 944010, 962520, 1034280, 1042730, 1090856, 1227213, 1251276, 1258680, 1363570, 1443780, 1564095, 1636284, 1772641, 1876914, 1888020, 2045355, 2085460, 2454426, 2502552, 2727140, 2887560, 3128190, 3272568, 3545282, 3753828, 3776040, 4090710, 4170920, 4692285, 4908852, 5317923, 5454280, 6136065, 6256380, 7090564, 7507656, 8181420, 8863205, 9384570, 9817704, 10635846, 12272130, 12512760, 14181128, 15953769, 16362840, 17726410, 18769140, 21271692, 24544260, 26589615, 31907538, 35452820, 37538280, 42543384, 49088520, 53179230, 63815076, 70905640, 79768845, 106358460, 127630152, 159537690, 212716920, 319075380, 638150760]

約数ペア:

[(1, 638150760), (2, 319075380), (3, 212716920), (4, 159537690), (5, 127630152), (6, 106358460), (8, 79768845), (9, 70905640), (10, 63815076), (12, 53179230), (13, 49088520), (15, 42543384), (17, 37538280), (18, 35452820), (20, 31907538), (24, 26589615), (26, 24544260), (30, 21271692), (34, 18769140), (36, 17726410), (39, 16362840), (40, 15953769), (45, 14181128), (51, 12512760), (52, 12272130), (60, 10635846), (65, 9817704), (68, 9384570), (72, 8863205), (78, 8181420), (85, 7507656), (90, 7090564), (102, 6256380), (104, 6136065), (117, 5454280), (120, 5317923), (130, 4908852), (136, 4692285), (153, 4170920), (156, 4090710), (169, 3776040), (170, 3753828), (180, 3545282), (195, 3272568), (204, 3128190), (221, 2887560), (234, 2727140), (255, 2502552), (260, 2454426), (306, 2085460), (312, 2045355), (338, 1888020), (340, 1876914), (360, 1772641), (390, 1636284), (408, 1564095), (442, 1443780), (468, 1363570), (507, 1258680), (510, 1251276), (520, 1227213), (585, 1090856), (612, 1042730), (617, 1034280), (663, 962520), (676, 944010), (680, 938457), (765, 834184), (780, 818142), (845, 755208), (884, 721890), (936, 681785), (1014, 629340), (1020, 625638), (1105, 577512), (1170, 545428), (1224, 521365), (1234, 517140), (1326, 481260), (1352, 472005), (1521, 419560), (1530, 417092), (1560, 409071), (1690, 377604), (1768, 360945), (1851, 344760), (1989, 320840), (2028, 314670), (2040, 312819), (2210, 288756), (2340, 272714), (2468, 258570), (2535, 251736), (2652, 240630), (2873, 222120), (3042, 209780), (3060, 208546), (3085, 206856), (3315, 192504), (3380, 188802), (3702, 172380), (3978, 160420), (4056, 157335), (4420, 144378), (4680, 136357), (4936, 129285), (5070, 125868), (5304, 120315), (5553, 114920), (5746, 111060), (6084, 104890), (6120, 104273), (6170, 103428), (6630, 96252), (6760, 94401), (7404, 86190), (7605, 83912), (7956, 80210), (8021, 79560), (8619, 74040), (8840, 72189), (9255, 68952), (9945, 64168), (10140, 62934), (10489, 60840), (11106, 57460), (11492, 55530), (12168, 52445), (12340, 51714), (13260, 48126), (14365, 44424), (14808, 43095), (15210, 41956), (15912, 40105), (16042, 39780), (17238, 37020), (18510, 34476), (19890, 32084), (20280, 31467), (20978, 30420), (22212, 28730), (22984, 27765), (24063, 26520), (24680, 25857)]