165421560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{619}}^1$

素因数の和:781

約数の個数: 128

約数和(自身を含む): 530323200

約数和(自身を除く): 364901640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 131, 136, 170, 204, 255, 262, 340, 393, 408, 510, 524, 619, 655, 680, 786, 1020, 1048, 1238, 1310, 1572, 1857, 1965, 2040, 2227, 2476, 2620, 3095, 3144, 3714, 3930, 4454, 4952, 5240, 6190, 6681, 7428, 7860, 8908, 9285, 10523, 11135, 12380, 13362, 14856, 15720, 17816, 18570, 21046, 22270, 24760, 26724, 31569, 33405, 37140, 42092, 44540, 52615, 53448, 63138, 66810, 74280, 81089, 84184, 89080, 105230, 126276, 133620, 157845, 162178, 210460, 243267, 252552, 267240, 315690, 324356, 405445, 420920, 486534, 631380, 648712, 810890, 973068, 1216335, 1262760, 1378513, 1621780, 1946136, 2432670, 2757026, 3243560, 4135539, 4865340, 5514052, 6892565, 8271078, 9730680, 11028104, 13785130, 16542156, 20677695, 27570260, 33084312, 41355390, 55140520, 82710780, 165421560]

約数ペア:

[(1, 165421560), (2, 82710780), (3, 55140520), (4, 41355390), (5, 33084312), (6, 27570260), (8, 20677695), (10, 16542156), (12, 13785130), (15, 11028104), (17, 9730680), (20, 8271078), (24, 6892565), (30, 5514052), (34, 4865340), (40, 4135539), (51, 3243560), (60, 2757026), (68, 2432670), (85, 1946136), (102, 1621780), (120, 1378513), (131, 1262760), (136, 1216335), (170, 973068), (204, 810890), (255, 648712), (262, 631380), (340, 486534), (393, 420920), (408, 405445), (510, 324356), (524, 315690), (619, 267240), (655, 252552), (680, 243267), (786, 210460), (1020, 162178), (1048, 157845), (1238, 133620), (1310, 126276), (1572, 105230), (1857, 89080), (1965, 84184), (2040, 81089), (2227, 74280), (2476, 66810), (2620, 63138), (3095, 53448), (3144, 52615), (3714, 44540), (3930, 42092), (4454, 37140), (4952, 33405), (5240, 31569), (6190, 26724), (6681, 24760), (7428, 22270), (7860, 21046), (8908, 18570), (9285, 17816), (10523, 15720), (11135, 14856), (12380, 13362)]