61446340

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^2\times {\mathrm{139}}^1$

素因数の和:233

約数の個数: 72

約数和(自身を含む): 140132160

約数和(自身を除く): 78685820

約数列:

[1, 2, 4, 5, 10, 20, 23, 31, 46, 62, 92, 115, 124, 139, 155, 230, 278, 310, 460, 556, 620, 695, 713, 961, 1390, 1426, 1922, 2780, 2852, 3197, 3565, 3844, 4309, 4805, 6394, 7130, 8618, 9610, 12788, 14260, 15985, 17236, 19220, 21545, 22103, 31970, 43090, 44206, 63940, 86180, 88412, 99107, 110515, 133579, 198214, 221030, 267158, 396428, 442060, 495535, 534316, 667895, 991070, 1335790, 1982140, 2671580, 3072317, 6144634, 12289268, 15361585, 30723170, 61446340]

約数ペア:

[(1, 61446340), (2, 30723170), (4, 15361585), (5, 12289268), (10, 6144634), (20, 3072317), (23, 2671580), (31, 1982140), (46, 1335790), (62, 991070), (92, 667895), (115, 534316), (124, 495535), (139, 442060), (155, 396428), (230, 267158), (278, 221030), (310, 198214), (460, 133579), (556, 110515), (620, 99107), (695, 88412), (713, 86180), (961, 63940), (1390, 44206), (1426, 43090), (1922, 31970), (2780, 22103), (2852, 21545), (3197, 19220), (3565, 17236), (3844, 15985), (4309, 14260), (4805, 12788), (6394, 9610), (7130, 8618)]