390676800

素因数分解:

$2^6\times 3^1\times 5^2\times {\mathrm{199}}^1\times {\mathrm{409}}^1$

素因数の和:633

約数の個数: 168

約数和(自身を含む): 1291336000

約数和(自身を除く): 900659200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 64, 75, 80, 96, 100, 120, 150, 160, 192, 199, 200, 240, 300, 320, 398, 400, 409, 480, 597, 600, 796, 800, 818, 960, 995, 1194, 1200, 1227, 1592, 1600, 1636, 1990, 2045, 2388, 2400, 2454, 2985, 3184, 3272, 3980, 4090, 4776, 4800, 4908, 4975, 5970, 6135, 6368, 6544, 7960, 8180, 9552, 9816, 9950, 10225, 11940, 12270, 12736, 13088, 14925, 15920, 16360, 19104, 19632, 19900, 20450, 23880, 24540, 26176, 29850, 30675, 31840, 32720, 38208, 39264, 39800, 40900, 47760, 49080, 59700, 61350, 63680, 65440, 78528, 79600, 81391, 81800, 95520, 98160, 119400, 122700, 130880, 159200, 162782, 163600, 191040, 196320, 238800, 244173, 245400, 318400, 325564, 327200, 392640, 406955, 477600, 488346, 490800, 651128, 654400, 813910, 955200, 976692, 981600, 1220865, 1302256, 1627820, 1953384, 1963200, 2034775, 2441730, 2604512, 3255640, 3906768, 4069550, 4883460, 5209024, 6104325, 6511280, 7813536, 8139100, 9766920, 12208650, 13022560, 15627072, 16278200, 19533840, 24417300, 26045120, 32556400, 39067680, 48834600, 65112800, 78135360, 97669200, 130225600, 195338400, 390676800]

約数ペア:

[(1, 390676800), (2, 195338400), (3, 130225600), (4, 97669200), (5, 78135360), (6, 65112800), (8, 48834600), (10, 39067680), (12, 32556400), (15, 26045120), (16, 24417300), (20, 19533840), (24, 16278200), (25, 15627072), (30, 13022560), (32, 12208650), (40, 9766920), (48, 8139100), (50, 7813536), (60, 6511280), (64, 6104325), (75, 5209024), (80, 4883460), (96, 4069550), (100, 3906768), (120, 3255640), (150, 2604512), (160, 2441730), (192, 2034775), (199, 1963200), (200, 1953384), (240, 1627820), (300, 1302256), (320, 1220865), (398, 981600), (400, 976692), (409, 955200), (480, 813910), (597, 654400), (600, 651128), (796, 490800), (800, 488346), (818, 477600), (960, 406955), (995, 392640), (1194, 327200), (1200, 325564), (1227, 318400), (1592, 245400), (1600, 244173), (1636, 238800), (1990, 196320), (2045, 191040), (2388, 163600), (2400, 162782), (2454, 159200), (2985, 130880), (3184, 122700), (3272, 119400), (3980, 98160), (4090, 95520), (4776, 81800), (4800, 81391), (4908, 79600), (4975, 78528), (5970, 65440), (6135, 63680), (6368, 61350), (6544, 59700), (7960, 49080), (8180, 47760), (9552, 40900), (9816, 39800), (9950, 39264), (10225, 38208), (11940, 32720), (12270, 31840), (12736, 30675), (13088, 29850), (14925, 26176), (15920, 24540), (16360, 23880), (19104, 20450), (19632, 19900)]