219875760

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^3\times {\mathrm{139}}^1$

素因数の和:197

約数の個数: 240

約数和(自身を含む): 805677600

約数和(自身を除く): 585801840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 139, 144, 156, 169, 180, 195, 208, 234, 240, 260, 278, 312, 338, 360, 390, 417, 468, 507, 520, 556, 585, 624, 676, 695, 720, 780, 834, 845, 936, 1014, 1040, 1112, 1170, 1251, 1352, 1390, 1521, 1560, 1668, 1690, 1807, 1872, 2028, 2085, 2197, 2224, 2340, 2502, 2535, 2704, 2780, 3042, 3120, 3336, 3380, 3614, 4056, 4170, 4394, 4680, 5004, 5070, 5421, 5560, 6084, 6255, 6591, 6672, 6760, 7228, 7605, 8112, 8340, 8788, 9035, 9360, 10008, 10140, 10842, 10985, 11120, 12168, 12510, 13182, 13520, 14456, 15210, 16263, 16680, 17576, 18070, 19773, 20016, 20280, 21684, 21970, 23491, 24336, 25020, 26364, 27105, 28912, 30420, 32526, 32955, 33360, 35152, 36140, 39546, 40560, 43368, 43940, 46982, 50040, 52728, 54210, 60840, 65052, 65910, 70473, 72280, 79092, 81315, 86736, 87880, 93964, 98865, 100080, 105456, 108420, 117455, 121680, 130104, 131820, 140946, 144560, 158184, 162630, 175760, 187928, 197730, 211419, 216840, 234910, 260208, 263640, 281892, 305383, 316368, 325260, 352365, 375856, 395460, 422838, 433680, 469820, 527280, 563784, 610766, 650520, 704730, 790920, 845676, 916149, 939640, 1057095, 1127568, 1221532, 1301040, 1409460, 1526915, 1581840, 1691352, 1832298, 1879280, 2114190, 2443064, 2748447, 2818920, 3053830, 3382704, 3664596, 4228380, 4580745, 4886128, 5496894, 5637840, 6107660, 7329192, 8456760, 9161490, 10993788, 12215320, 13742235, 14658384, 16913520, 18322980, 21987576, 24430640, 27484470, 36645960, 43975152, 54968940, 73291920, 109937880, 219875760]

約数ペア:

[(1, 219875760), (2, 109937880), (3, 73291920), (4, 54968940), (5, 43975152), (6, 36645960), (8, 27484470), (9, 24430640), (10, 21987576), (12, 18322980), (13, 16913520), (15, 14658384), (16, 13742235), (18, 12215320), (20, 10993788), (24, 9161490), (26, 8456760), (30, 7329192), (36, 6107660), (39, 5637840), (40, 5496894), (45, 4886128), (48, 4580745), (52, 4228380), (60, 3664596), (65, 3382704), (72, 3053830), (78, 2818920), (80, 2748447), (90, 2443064), (104, 2114190), (117, 1879280), (120, 1832298), (130, 1691352), (139, 1581840), (144, 1526915), (156, 1409460), (169, 1301040), (180, 1221532), (195, 1127568), (208, 1057095), (234, 939640), (240, 916149), (260, 845676), (278, 790920), (312, 704730), (338, 650520), (360, 610766), (390, 563784), (417, 527280), (468, 469820), (507, 433680), (520, 422838), (556, 395460), (585, 375856), (624, 352365), (676, 325260), (695, 316368), (720, 305383), (780, 281892), (834, 263640), (845, 260208), (936, 234910), (1014, 216840), (1040, 211419), (1112, 197730), (1170, 187928), (1251, 175760), (1352, 162630), (1390, 158184), (1521, 144560), (1560, 140946), (1668, 131820), (1690, 130104), (1807, 121680), (1872, 117455), (2028, 108420), (2085, 105456), (2197, 100080), (2224, 98865), (2340, 93964), (2502, 87880), (2535, 86736), (2704, 81315), (2780, 79092), (3042, 72280), (3120, 70473), (3336, 65910), (3380, 65052), (3614, 60840), (4056, 54210), (4170, 52728), (4394, 50040), (4680, 46982), (5004, 43940), (5070, 43368), (5421, 40560), (5560, 39546), (6084, 36140), (6255, 35152), (6591, 33360), (6672, 32955), (6760, 32526), (7228, 30420), (7605, 28912), (8112, 27105), (8340, 26364), (8788, 25020), (9035, 24336), (9360, 23491), (10008, 21970), (10140, 21684), (10842, 20280), (10985, 20016), (11120, 19773), (12168, 18070), (12510, 17576), (13182, 16680), (13520, 16263), (14456, 15210)]