15493520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{379}}^1$

素因数の和:472

約数の個数: 80

約数和(自身を含む): 41842560

約数和(自身を除く): 26349040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 73, 80, 112, 140, 146, 280, 292, 365, 379, 511, 560, 584, 730, 758, 1022, 1168, 1460, 1516, 1895, 2044, 2555, 2653, 2920, 3032, 3790, 4088, 5110, 5306, 5840, 6064, 7580, 8176, 10220, 10612, 13265, 15160, 20440, 21224, 26530, 27667, 30320, 40880, 42448, 53060, 55334, 106120, 110668, 138335, 193669, 212240, 221336, 276670, 387338, 442672, 553340, 774676, 968345, 1106680, 1549352, 1936690, 2213360, 3098704, 3873380, 7746760, 15493520]

約数ペア:

[(1, 15493520), (2, 7746760), (4, 3873380), (5, 3098704), (7, 2213360), (8, 1936690), (10, 1549352), (14, 1106680), (16, 968345), (20, 774676), (28, 553340), (35, 442672), (40, 387338), (56, 276670), (70, 221336), (73, 212240), (80, 193669), (112, 138335), (140, 110668), (146, 106120), (280, 55334), (292, 53060), (365, 42448), (379, 40880), (511, 30320), (560, 27667), (584, 26530), (730, 21224), (758, 20440), (1022, 15160), (1168, 13265), (1460, 10612), (1516, 10220), (1895, 8176), (2044, 7580), (2555, 6064), (2653, 5840), (2920, 5306), (3032, 5110), (3790, 4088)]