215525700

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{13}}^3\times {\mathrm{109}}^1$

素因数の和:168

約数の個数: 216

約数和(自身を含む): 738537800

約数和(自身を除く): 523012100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 25, 26, 30, 36, 39, 45, 50, 52, 60, 65, 75, 78, 90, 100, 109, 117, 130, 150, 156, 169, 180, 195, 218, 225, 234, 260, 300, 325, 327, 338, 390, 436, 450, 468, 507, 545, 585, 650, 654, 676, 780, 845, 900, 975, 981, 1014, 1090, 1170, 1300, 1308, 1417, 1521, 1635, 1690, 1950, 1962, 2028, 2180, 2197, 2340, 2535, 2725, 2834, 2925, 3042, 3270, 3380, 3900, 3924, 4225, 4251, 4394, 4905, 5070, 5450, 5668, 5850, 6084, 6540, 6591, 7085, 7605, 8175, 8450, 8502, 8788, 9810, 10140, 10900, 10985, 11700, 12675, 12753, 13182, 14170, 15210, 16350, 16900, 17004, 18421, 19620, 19773, 21255, 21970, 24525, 25350, 25506, 26364, 28340, 30420, 32700, 32955, 35425, 36842, 38025, 39546, 42510, 43940, 49050, 50700, 51012, 54925, 55263, 63765, 65910, 70850, 73684, 76050, 79092, 85020, 92105, 98100, 98865, 106275, 109850, 110526, 127530, 131820, 141700, 152100, 164775, 165789, 184210, 197730, 212550, 219700, 221052, 239473, 255060, 276315, 318825, 329550, 331578, 368420, 395460, 425100, 460525, 478946, 494325, 552630, 637650, 659100, 663156, 718419, 828945, 921050, 957892, 988650, 1105260, 1197365, 1275300, 1381575, 1436838, 1657890, 1842100, 1977300, 2155257, 2394730, 2763150, 2873676, 3315780, 3592095, 4144725, 4310514, 4789460, 5526300, 5986825, 7184190, 8289450, 8621028, 10776285, 11973650, 14368380, 16578900, 17960475, 21552570, 23947300, 35920950, 43105140, 53881425, 71841900, 107762850, 215525700]

約数ペア:

[(1, 215525700), (2, 107762850), (3, 71841900), (4, 53881425), (5, 43105140), (6, 35920950), (9, 23947300), (10, 21552570), (12, 17960475), (13, 16578900), (15, 14368380), (18, 11973650), (20, 10776285), (25, 8621028), (26, 8289450), (30, 7184190), (36, 5986825), (39, 5526300), (45, 4789460), (50, 4310514), (52, 4144725), (60, 3592095), (65, 3315780), (75, 2873676), (78, 2763150), (90, 2394730), (100, 2155257), (109, 1977300), (117, 1842100), (130, 1657890), (150, 1436838), (156, 1381575), (169, 1275300), (180, 1197365), (195, 1105260), (218, 988650), (225, 957892), (234, 921050), (260, 828945), (300, 718419), (325, 663156), (327, 659100), (338, 637650), (390, 552630), (436, 494325), (450, 478946), (468, 460525), (507, 425100), (545, 395460), (585, 368420), (650, 331578), (654, 329550), (676, 318825), (780, 276315), (845, 255060), (900, 239473), (975, 221052), (981, 219700), (1014, 212550), (1090, 197730), (1170, 184210), (1300, 165789), (1308, 164775), (1417, 152100), (1521, 141700), (1635, 131820), (1690, 127530), (1950, 110526), (1962, 109850), (2028, 106275), (2180, 98865), (2197, 98100), (2340, 92105), (2535, 85020), (2725, 79092), (2834, 76050), (2925, 73684), (3042, 70850), (3270, 65910), (3380, 63765), (3900, 55263), (3924, 54925), (4225, 51012), (4251, 50700), (4394, 49050), (4905, 43940), (5070, 42510), (5450, 39546), (5668, 38025), (5850, 36842), (6084, 35425), (6540, 32955), (6591, 32700), (7085, 30420), (7605, 28340), (8175, 26364), (8450, 25506), (8502, 25350), (8788, 24525), (9810, 21970), (10140, 21255), (10900, 19773), (10985, 19620), (11700, 18421), (12675, 17004), (12753, 16900), (13182, 16350), (14170, 15210)]