921918720

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{409}}^1\times {\mathrm{587}}^1$

素因数の和:1020

約数の個数: 144

約数和(自身を含む): 2956605120

約数和(自身を除く): 2034686400

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, 409, 480, 587, 640, 768, 818, 960, 1174, 1227, 1280, 1636, 1761, 1920, 2045, 2348, 2454, 2935, 3272, 3522, 3840, 4090, 4696, 4908, 5870, 6135, 6544, 7044, 8180, 8805, 9392, 9816, 11740, 12270, 13088, 14088, 16360, 17610, 18784, 19632, 23480, 24540, 26176, 28176, 32720, 35220, 37568, 39264, 46960, 49080, 52352, 56352, 65440, 70440, 75136, 78528, 93920, 98160, 104704, 112704, 130880, 140880, 150272, 157056, 187840, 196320, 225408, 240083, 261760, 281760, 314112, 375680, 392640, 450816, 480166, 523520, 563520, 720249, 751360, 785280, 960332, 1127040, 1200415, 1440498, 1570560, 1920664, 2254080, 2400830, 2880996, 3601245, 3841328, 4801660, 5761992, 7202490, 7682656, 9603320, 11523984, 14404980, 15365312, 19206640, 23047968, 28809960, 30730624, 38413280, 46095936, 57619920, 61461248, 76826560, 92191872, 115239840, 153653120, 184383744, 230479680, 307306240, 460959360, 921918720]

約数ペア:

[(1, 921918720), (2, 460959360), (3, 307306240), (4, 230479680), (5, 184383744), (6, 153653120), (8, 115239840), (10, 92191872), (12, 76826560), (15, 61461248), (16, 57619920), (20, 46095936), (24, 38413280), (30, 30730624), (32, 28809960), (40, 23047968), (48, 19206640), (60, 15365312), (64, 14404980), (80, 11523984), (96, 9603320), (120, 7682656), (128, 7202490), (160, 5761992), (192, 4801660), (240, 3841328), (256, 3601245), (320, 2880996), (384, 2400830), (409, 2254080), (480, 1920664), (587, 1570560), (640, 1440498), (768, 1200415), (818, 1127040), (960, 960332), (1174, 785280), (1227, 751360), (1280, 720249), (1636, 563520), (1761, 523520), (1920, 480166), (2045, 450816), (2348, 392640), (2454, 375680), (2935, 314112), (3272, 281760), (3522, 261760), (3840, 240083), (4090, 225408), (4696, 196320), (4908, 187840), (5870, 157056), (6135, 150272), (6544, 140880), (7044, 130880), (8180, 112704), (8805, 104704), (9392, 98160), (9816, 93920), (11740, 78528), (12270, 75136), (13088, 70440), (14088, 65440), (16360, 56352), (17610, 52352), (18784, 49080), (19632, 46960), (23480, 39264), (24540, 37568), (26176, 35220), (28176, 32720)]