290435520

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{15923}}^1$

素因数の和:15962

約数の個数: 112

約数和(自身を含む): 970727040

約数和(自身を除く): 680291520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 64, 76, 80, 95, 96, 114, 120, 152, 160, 190, 192, 228, 240, 285, 304, 320, 380, 456, 480, 570, 608, 760, 912, 960, 1140, 1216, 1520, 1824, 2280, 3040, 3648, 4560, 6080, 9120, 15923, 18240, 31846, 47769, 63692, 79615, 95538, 127384, 159230, 191076, 238845, 254768, 302537, 318460, 382152, 477690, 509536, 605074, 636920, 764304, 907611, 955380, 1019072, 1210148, 1273840, 1512685, 1528608, 1815222, 1910760, 2420296, 2547680, 3025370, 3057216, 3630444, 3821520, 4538055, 4840592, 5095360, 6050740, 7260888, 7643040, 9076110, 9681184, 12101480, 14521776, 15286080, 18152220, 19362368, 24202960, 29043552, 36304440, 48405920, 58087104, 72608880, 96811840, 145217760, 290435520]

約数ペア:

[(1, 290435520), (2, 145217760), (3, 96811840), (4, 72608880), (5, 58087104), (6, 48405920), (8, 36304440), (10, 29043552), (12, 24202960), (15, 19362368), (16, 18152220), (19, 15286080), (20, 14521776), (24, 12101480), (30, 9681184), (32, 9076110), (38, 7643040), (40, 7260888), (48, 6050740), (57, 5095360), (60, 4840592), (64, 4538055), (76, 3821520), (80, 3630444), (95, 3057216), (96, 3025370), (114, 2547680), (120, 2420296), (152, 1910760), (160, 1815222), (190, 1528608), (192, 1512685), (228, 1273840), (240, 1210148), (285, 1019072), (304, 955380), (320, 907611), (380, 764304), (456, 636920), (480, 605074), (570, 509536), (608, 477690), (760, 382152), (912, 318460), (960, 302537), (1140, 254768), (1216, 238845), (1520, 191076), (1824, 159230), (2280, 127384), (3040, 95538), (3648, 79615), (4560, 63692), (6080, 47769), (9120, 31846), (15923, 18240)]