7381920

素因数分解:

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

素因数の和:64

約数の個数: 192

約数和(自身を含む): 28788480

約数和(自身を除く): 21406560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 32, 35, 39, 40, 42, 48, 52, 56, 60, 65, 70, 78, 80, 84, 91, 96, 104, 105, 112, 120, 130, 140, 156, 160, 168, 169, 182, 195, 208, 210, 224, 240, 260, 273, 280, 312, 336, 338, 364, 390, 416, 420, 455, 480, 507, 520, 546, 560, 624, 672, 676, 728, 780, 840, 845, 910, 1014, 1040, 1092, 1120, 1183, 1248, 1352, 1365, 1456, 1560, 1680, 1690, 1820, 2028, 2080, 2184, 2197, 2366, 2535, 2704, 2730, 2912, 3120, 3360, 3380, 3549, 3640, 4056, 4368, 4394, 4732, 5070, 5408, 5460, 5915, 6240, 6591, 6760, 7098, 7280, 8112, 8736, 8788, 9464, 10140, 10920, 10985, 11830, 13182, 13520, 14196, 14560, 15379, 16224, 17576, 17745, 18928, 20280, 21840, 21970, 23660, 26364, 27040, 28392, 30758, 32955, 35152, 35490, 37856, 40560, 43680, 43940, 46137, 47320, 52728, 56784, 61516, 65910, 70304, 70980, 76895, 81120, 87880, 92274, 94640, 105456, 113568, 123032, 131820, 141960, 153790, 175760, 184548, 189280, 210912, 230685, 246064, 263640, 283920, 307580, 351520, 369096, 461370, 492128, 527280, 567840, 615160, 738192, 922740, 1054560, 1230320, 1476384, 1845480, 2460640, 3690960, 7381920]

約数ペア:

[(1, 7381920), (2, 3690960), (3, 2460640), (4, 1845480), (5, 1476384), (6, 1230320), (7, 1054560), (8, 922740), (10, 738192), (12, 615160), (13, 567840), (14, 527280), (15, 492128), (16, 461370), (20, 369096), (21, 351520), (24, 307580), (26, 283920), (28, 263640), (30, 246064), (32, 230685), (35, 210912), (39, 189280), (40, 184548), (42, 175760), (48, 153790), (52, 141960), (56, 131820), (60, 123032), (65, 113568), (70, 105456), (78, 94640), (80, 92274), (84, 87880), (91, 81120), (96, 76895), (104, 70980), (105, 70304), (112, 65910), (120, 61516), (130, 56784), (140, 52728), (156, 47320), (160, 46137), (168, 43940), (169, 43680), (182, 40560), (195, 37856), (208, 35490), (210, 35152), (224, 32955), (240, 30758), (260, 28392), (273, 27040), (280, 26364), (312, 23660), (336, 21970), (338, 21840), (364, 20280), (390, 18928), (416, 17745), (420, 17576), (455, 16224), (480, 15379), (507, 14560), (520, 14196), (546, 13520), (560, 13182), (624, 11830), (672, 10985), (676, 10920), (728, 10140), (780, 9464), (840, 8788), (845, 8736), (910, 8112), (1014, 7280), (1040, 7098), (1092, 6760), (1120, 6591), (1183, 6240), (1248, 5915), (1352, 5460), (1365, 5408), (1456, 5070), (1560, 4732), (1680, 4394), (1690, 4368), (1820, 4056), (2028, 3640), (2080, 3549), (2184, 3380), (2197, 3360), (2366, 3120), (2535, 2912), (2704, 2730)]