1998392760

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61001}}^1$

素因数の和:61038

約数の個数: 192

約数和(自身を含む): 7993702080

約数和(自身を除く): 5995309320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 18, 20, 21, 24, 26, 28, 30, 35, 36, 39, 40, 42, 45, 52, 56, 60, 63, 65, 70, 72, 78, 84, 90, 91, 104, 105, 117, 120, 126, 130, 140, 156, 168, 180, 182, 195, 210, 234, 252, 260, 273, 280, 312, 315, 360, 364, 390, 420, 455, 468, 504, 520, 546, 585, 630, 728, 780, 819, 840, 910, 936, 1092, 1170, 1260, 1365, 1560, 1638, 1820, 2184, 2340, 2520, 2730, 3276, 3640, 4095, 4680, 5460, 6552, 8190, 10920, 16380, 32760, 61001, 122002, 183003, 244004, 305005, 366006, 427007, 488008, 549009, 610010, 732012, 793013, 854014, 915015, 1098018, 1220020, 1281021, 1464024, 1586026, 1708028, 1830030, 2135035, 2196036, 2379039, 2440040, 2562042, 2745045, 3172052, 3416056, 3660060, 3843063, 3965065, 4270070, 4392072, 4758078, 5124084, 5490090, 5551091, 6344104, 6405105, 7137117, 7320120, 7686126, 7930130, 8540140, 9516156, 10248168, 10980180, 11102182, 11895195, 12810210, 14274234, 15372252, 15860260, 16653273, 17080280, 19032312, 19215315, 21960360, 22204364, 23790390, 25620420, 27755455, 28548468, 30744504, 31720520, 33306546, 35685585, 38430630, 44408728, 47580780, 49959819, 51240840, 55510910, 57096936, 66613092, 71371170, 76861260, 83266365, 95161560, 99919638, 111021820, 133226184, 142742340, 153722520, 166532730, 199839276, 222043640, 249799095, 285484680, 333065460, 399678552, 499598190, 666130920, 999196380, 1998392760]

約数ペア:

[(1, 1998392760), (2, 999196380), (3, 666130920), (4, 499598190), (5, 399678552), (6, 333065460), (7, 285484680), (8, 249799095), (9, 222043640), (10, 199839276), (12, 166532730), (13, 153722520), (14, 142742340), (15, 133226184), (18, 111021820), (20, 99919638), (21, 95161560), (24, 83266365), (26, 76861260), (28, 71371170), (30, 66613092), (35, 57096936), (36, 55510910), (39, 51240840), (40, 49959819), (42, 47580780), (45, 44408728), (52, 38430630), (56, 35685585), (60, 33306546), (63, 31720520), (65, 30744504), (70, 28548468), (72, 27755455), (78, 25620420), (84, 23790390), (90, 22204364), (91, 21960360), (104, 19215315), (105, 19032312), (117, 17080280), (120, 16653273), (126, 15860260), (130, 15372252), (140, 14274234), (156, 12810210), (168, 11895195), (180, 11102182), (182, 10980180), (195, 10248168), (210, 9516156), (234, 8540140), (252, 7930130), (260, 7686126), (273, 7320120), (280, 7137117), (312, 6405105), (315, 6344104), (360, 5551091), (364, 5490090), (390, 5124084), (420, 4758078), (455, 4392072), (468, 4270070), (504, 3965065), (520, 3843063), (546, 3660060), (585, 3416056), (630, 3172052), (728, 2745045), (780, 2562042), (819, 2440040), (840, 2379039), (910, 2196036), (936, 2135035), (1092, 1830030), (1170, 1708028), (1260, 1586026), (1365, 1464024), (1560, 1281021), (1638, 1220020), (1820, 1098018), (2184, 915015), (2340, 854014), (2520, 793013), (2730, 732012), (3276, 610010), (3640, 549009), (4095, 488008), (4680, 427007), (5460, 366006), (6552, 305005), (8190, 244004), (10920, 183003), (16380, 122002), (32760, 61001)]