30928640

素因数分解:

$2^8\times 5^1\times {\mathrm{73}}^1\times {\mathrm{331}}^1$

素因数の和:425

約数の個数: 72

約数和(自身を含む): 75325488

約数和(自身を除く): 44396848

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 73, 80, 128, 146, 160, 256, 292, 320, 331, 365, 584, 640, 662, 730, 1168, 1280, 1324, 1460, 1655, 2336, 2648, 2920, 3310, 4672, 5296, 5840, 6620, 9344, 10592, 11680, 13240, 18688, 21184, 23360, 24163, 26480, 42368, 46720, 48326, 52960, 84736, 93440, 96652, 105920, 120815, 193304, 211840, 241630, 386608, 423680, 483260, 773216, 966520, 1546432, 1933040, 3092864, 3866080, 6185728, 7732160, 15464320, 30928640]

約数ペア:

[(1, 30928640), (2, 15464320), (4, 7732160), (5, 6185728), (8, 3866080), (10, 3092864), (16, 1933040), (20, 1546432), (32, 966520), (40, 773216), (64, 483260), (73, 423680), (80, 386608), (128, 241630), (146, 211840), (160, 193304), (256, 120815), (292, 105920), (320, 96652), (331, 93440), (365, 84736), (584, 52960), (640, 48326), (662, 46720), (730, 42368), (1168, 26480), (1280, 24163), (1324, 23360), (1460, 21184), (1655, 18688), (2336, 13240), (2648, 11680), (2920, 10592), (3310, 9344), (4672, 6620), (5296, 5840)]