15403680

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{563}}^1$

素因数の和:603

約数の個数: 144

約数和(自身を含む): 55429920

約数和(自身を除く): 40026240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 32, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 96, 114, 120, 144, 152, 160, 171, 180, 190, 228, 240, 285, 288, 304, 342, 360, 380, 456, 480, 563, 570, 608, 684, 720, 760, 855, 912, 1126, 1140, 1368, 1440, 1520, 1689, 1710, 1824, 2252, 2280, 2736, 2815, 3040, 3378, 3420, 4504, 4560, 5067, 5472, 5630, 6756, 6840, 8445, 9008, 9120, 10134, 10697, 11260, 13512, 13680, 16890, 18016, 20268, 21394, 22520, 25335, 27024, 27360, 32091, 33780, 40536, 42788, 45040, 50670, 53485, 54048, 64182, 67560, 81072, 85576, 90080, 96273, 101340, 106970, 128364, 135120, 160455, 162144, 171152, 192546, 202680, 213940, 256728, 270240, 320910, 342304, 385092, 405360, 427880, 481365, 513456, 641820, 770184, 810720, 855760, 962730, 1026912, 1283640, 1540368, 1711520, 1925460, 2567280, 3080736, 3850920, 5134560, 7701840, 15403680]

約数ペア:

[(1, 15403680), (2, 7701840), (3, 5134560), (4, 3850920), (5, 3080736), (6, 2567280), (8, 1925460), (9, 1711520), (10, 1540368), (12, 1283640), (15, 1026912), (16, 962730), (18, 855760), (19, 810720), (20, 770184), (24, 641820), (30, 513456), (32, 481365), (36, 427880), (38, 405360), (40, 385092), (45, 342304), (48, 320910), (57, 270240), (60, 256728), (72, 213940), (76, 202680), (80, 192546), (90, 171152), (95, 162144), (96, 160455), (114, 135120), (120, 128364), (144, 106970), (152, 101340), (160, 96273), (171, 90080), (180, 85576), (190, 81072), (228, 67560), (240, 64182), (285, 54048), (288, 53485), (304, 50670), (342, 45040), (360, 42788), (380, 40536), (456, 33780), (480, 32091), (563, 27360), (570, 27024), (608, 25335), (684, 22520), (720, 21394), (760, 20268), (855, 18016), (912, 16890), (1126, 13680), (1140, 13512), (1368, 11260), (1440, 10697), (1520, 10134), (1689, 9120), (1710, 9008), (1824, 8445), (2252, 6840), (2280, 6756), (2736, 5630), (2815, 5472), (3040, 5067), (3378, 4560), (3420, 4504)]