1890677760

素因数分解:

$2^{10}\times 3^1\times 5^1\times {\mathrm{123091}}^1$

素因数の和:123119

約数の個数: 88

約数和(自身を含む): 6047263776

約数和(自身を除く): 4156586016

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 512, 640, 768, 960, 1024, 1280, 1536, 1920, 2560, 3072, 3840, 5120, 7680, 15360, 123091, 246182, 369273, 492364, 615455, 738546, 984728, 1230910, 1477092, 1846365, 1969456, 2461820, 2954184, 3692730, 3938912, 4923640, 5908368, 7385460, 7877824, 9847280, 11816736, 14770920, 15755648, 19694560, 23633472, 29541840, 31511296, 39389120, 47266944, 59083680, 63022592, 78778240, 94533888, 118167360, 126045184, 157556480, 189067776, 236334720, 315112960, 378135552, 472669440, 630225920, 945338880, 1890677760]

約数ペア:

[(1, 1890677760), (2, 945338880), (3, 630225920), (4, 472669440), (5, 378135552), (6, 315112960), (8, 236334720), (10, 189067776), (12, 157556480), (15, 126045184), (16, 118167360), (20, 94533888), (24, 78778240), (30, 63022592), (32, 59083680), (40, 47266944), (48, 39389120), (60, 31511296), (64, 29541840), (80, 23633472), (96, 19694560), (120, 15755648), (128, 14770920), (160, 11816736), (192, 9847280), (240, 7877824), (256, 7385460), (320, 5908368), (384, 4923640), (480, 3938912), (512, 3692730), (640, 2954184), (768, 2461820), (960, 1969456), (1024, 1846365), (1280, 1477092), (1536, 1230910), (1920, 984728), (2560, 738546), (3072, 615455), (3840, 492364), (5120, 369273), (7680, 246182), (15360, 123091)]