156270720

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{409}}^1$

素因数の和:630

約数の個数: 128

約数和(自身を含む): 501840000

約数和(自身を除く): 345569280

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, 199, 240, 320, 384, 398, 409, 480, 597, 640, 796, 818, 960, 995, 1194, 1227, 1592, 1636, 1920, 1990, 2045, 2388, 2454, 2985, 3184, 3272, 3980, 4090, 4776, 4908, 5970, 6135, 6368, 6544, 7960, 8180, 9552, 9816, 11940, 12270, 12736, 13088, 15920, 16360, 19104, 19632, 23880, 24540, 25472, 26176, 31840, 32720, 38208, 39264, 47760, 49080, 52352, 63680, 65440, 76416, 78528, 81391, 95520, 98160, 127360, 130880, 157056, 162782, 191040, 196320, 244173, 261760, 325564, 382080, 392640, 406955, 488346, 651128, 785280, 813910, 976692, 1220865, 1302256, 1627820, 1953384, 2441730, 2604512, 3255640, 3906768, 4883460, 5209024, 6511280, 7813536, 9766920, 10418048, 13022560, 15627072, 19533840, 26045120, 31254144, 39067680, 52090240, 78135360, 156270720]

約数ペア:

[(1, 156270720), (2, 78135360), (3, 52090240), (4, 39067680), (5, 31254144), (6, 26045120), (8, 19533840), (10, 15627072), (12, 13022560), (15, 10418048), (16, 9766920), (20, 7813536), (24, 6511280), (30, 5209024), (32, 4883460), (40, 3906768), (48, 3255640), (60, 2604512), (64, 2441730), (80, 1953384), (96, 1627820), (120, 1302256), (128, 1220865), (160, 976692), (192, 813910), (199, 785280), (240, 651128), (320, 488346), (384, 406955), (398, 392640), (409, 382080), (480, 325564), (597, 261760), (640, 244173), (796, 196320), (818, 191040), (960, 162782), (995, 157056), (1194, 130880), (1227, 127360), (1592, 98160), (1636, 95520), (1920, 81391), (1990, 78528), (2045, 76416), (2388, 65440), (2454, 63680), (2985, 52352), (3184, 49080), (3272, 47760), (3980, 39264), (4090, 38208), (4776, 32720), (4908, 31840), (5970, 26176), (6135, 25472), (6368, 24540), (6544, 23880), (7960, 19632), (8180, 19104), (9552, 16360), (9816, 15920), (11940, 13088), (12270, 12736)]