194942120

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{101}}^1\times {\mathrm{661}}^1$

素因数の和:846

約数の個数: 64

約数和(自身を含む): 449709840

約数和(自身を除く): 254767720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 101, 146, 202, 292, 365, 404, 505, 584, 661, 730, 808, 1010, 1322, 1460, 2020, 2644, 2920, 3305, 4040, 5288, 6610, 7373, 13220, 14746, 26440, 29492, 36865, 48253, 58984, 66761, 73730, 96506, 133522, 147460, 193012, 241265, 267044, 294920, 333805, 386024, 482530, 534088, 667610, 965060, 1335220, 1930120, 2670440, 4873553, 9747106, 19494212, 24367765, 38988424, 48735530, 97471060, 194942120]

約数ペア:

[(1, 194942120), (2, 97471060), (4, 48735530), (5, 38988424), (8, 24367765), (10, 19494212), (20, 9747106), (40, 4873553), (73, 2670440), (101, 1930120), (146, 1335220), (202, 965060), (292, 667610), (365, 534088), (404, 482530), (505, 386024), (584, 333805), (661, 294920), (730, 267044), (808, 241265), (1010, 193012), (1322, 147460), (1460, 133522), (2020, 96506), (2644, 73730), (2920, 66761), (3305, 58984), (4040, 48253), (5288, 36865), (6610, 29492), (7373, 26440), (13220, 14746)]