18454800

素因数分解:

$2^4\times 3^1\times 5^2\times 7^1\times {\mathrm{13}}^3$

素因数の和:67

約数の個数: 240

約数和(自身を含む): 73189760

約数和(自身を除く): 54734960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 25, 26, 28, 30, 35, 39, 40, 42, 48, 50, 52, 56, 60, 65, 70, 75, 78, 80, 84, 91, 100, 104, 105, 112, 120, 130, 140, 150, 156, 168, 169, 175, 182, 195, 200, 208, 210, 240, 260, 273, 280, 300, 312, 325, 336, 338, 350, 364, 390, 400, 420, 455, 507, 520, 525, 546, 560, 600, 624, 650, 676, 700, 728, 780, 840, 845, 910, 975, 1014, 1040, 1050, 1092, 1183, 1200, 1300, 1352, 1365, 1400, 1456, 1560, 1680, 1690, 1820, 1950, 2028, 2100, 2184, 2197, 2275, 2366, 2535, 2600, 2704, 2730, 2800, 3120, 3380, 3549, 3640, 3900, 4056, 4200, 4225, 4368, 4394, 4550, 4732, 5070, 5200, 5460, 5915, 6591, 6760, 6825, 7098, 7280, 7800, 8112, 8400, 8450, 8788, 9100, 9464, 10140, 10920, 10985, 11830, 12675, 13182, 13520, 13650, 14196, 15379, 15600, 16900, 17576, 17745, 18200, 18928, 20280, 21840, 21970, 23660, 25350, 26364, 27300, 28392, 29575, 30758, 32955, 33800, 35152, 35490, 36400, 40560, 43940, 46137, 47320, 50700, 52728, 54600, 54925, 56784, 59150, 61516, 65910, 67600, 70980, 76895, 87880, 88725, 92274, 94640, 101400, 105456, 109200, 109850, 118300, 123032, 131820, 141960, 153790, 164775, 175760, 177450, 184548, 202800, 219700, 230685, 236600, 246064, 263640, 283920, 307580, 329550, 354900, 369096, 384475, 439400, 461370, 473200, 527280, 615160, 659100, 709800, 738192, 768950, 878800, 922740, 1153425, 1230320, 1318200, 1419600, 1537900, 1845480, 2306850, 2636400, 3075800, 3690960, 4613700, 6151600, 9227400, 18454800]

約数ペア:

[(1, 18454800), (2, 9227400), (3, 6151600), (4, 4613700), (5, 3690960), (6, 3075800), (7, 2636400), (8, 2306850), (10, 1845480), (12, 1537900), (13, 1419600), (14, 1318200), (15, 1230320), (16, 1153425), (20, 922740), (21, 878800), (24, 768950), (25, 738192), (26, 709800), (28, 659100), (30, 615160), (35, 527280), (39, 473200), (40, 461370), (42, 439400), (48, 384475), (50, 369096), (52, 354900), (56, 329550), (60, 307580), (65, 283920), (70, 263640), (75, 246064), (78, 236600), (80, 230685), (84, 219700), (91, 202800), (100, 184548), (104, 177450), (105, 175760), (112, 164775), (120, 153790), (130, 141960), (140, 131820), (150, 123032), (156, 118300), (168, 109850), (169, 109200), (175, 105456), (182, 101400), (195, 94640), (200, 92274), (208, 88725), (210, 87880), (240, 76895), (260, 70980), (273, 67600), (280, 65910), (300, 61516), (312, 59150), (325, 56784), (336, 54925), (338, 54600), (350, 52728), (364, 50700), (390, 47320), (400, 46137), (420, 43940), (455, 40560), (507, 36400), (520, 35490), (525, 35152), (546, 33800), (560, 32955), (600, 30758), (624, 29575), (650, 28392), (676, 27300), (700, 26364), (728, 25350), (780, 23660), (840, 21970), (845, 21840), (910, 20280), (975, 18928), (1014, 18200), (1040, 17745), (1050, 17576), (1092, 16900), (1183, 15600), (1200, 15379), (1300, 14196), (1352, 13650), (1365, 13520), (1400, 13182), (1456, 12675), (1560, 11830), (1680, 10985), (1690, 10920), (1820, 10140), (1950, 9464), (2028, 9100), (2100, 8788), (2184, 8450), (2197, 8400), (2275, 8112), (2366, 7800), (2535, 7280), (2600, 7098), (2704, 6825), (2730, 6760), (2800, 6591), (3120, 5915), (3380, 5460), (3549, 5200), (3640, 5070), (3900, 4732), (4056, 4550), (4200, 4394), (4225, 4368)]