140471044

素因数分解:

$2^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{379}}^1$

素因数の和:489

約数の個数: 72

約数和(自身を含む): 300814080

約数和(自身を除く): 160343036

約数列:

[1, 2, 4, 7, 14, 28, 31, 49, 61, 62, 98, 122, 124, 196, 217, 244, 379, 427, 434, 758, 854, 868, 1516, 1519, 1708, 1891, 2653, 2989, 3038, 3782, 5306, 5978, 6076, 7564, 10612, 11749, 11956, 13237, 18571, 23119, 23498, 26474, 37142, 46238, 46996, 52948, 74284, 82243, 92476, 92659, 161833, 164486, 185318, 323666, 328972, 370636, 575701, 647332, 716689, 1132831, 1151402, 1433378, 2265662, 2302804, 2866756, 4531324, 5016823, 10033646, 20067292, 35117761, 70235522, 140471044]

約数ペア:

[(1, 140471044), (2, 70235522), (4, 35117761), (7, 20067292), (14, 10033646), (28, 5016823), (31, 4531324), (49, 2866756), (61, 2302804), (62, 2265662), (98, 1433378), (122, 1151402), (124, 1132831), (196, 716689), (217, 647332), (244, 575701), (379, 370636), (427, 328972), (434, 323666), (758, 185318), (854, 164486), (868, 161833), (1516, 92659), (1519, 92476), (1708, 82243), (1891, 74284), (2653, 52948), (2989, 46996), (3038, 46238), (3782, 37142), (5306, 26474), (5978, 23498), (6076, 23119), (7564, 18571), (10612, 13237), (11749, 11956)]