198219952

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{1543}}^1$

素因数の和:1626

約数の個数: 80

約数和(自身を含む): 465620992

約数和(自身を除く): 267401040

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 37, 56, 62, 74, 112, 124, 148, 217, 248, 259, 296, 434, 496, 518, 592, 868, 1036, 1147, 1543, 1736, 2072, 2294, 3086, 3472, 4144, 4588, 6172, 8029, 9176, 10801, 12344, 16058, 18352, 21602, 24688, 32116, 43204, 47833, 57091, 64232, 86408, 95666, 114182, 128464, 172816, 191332, 228364, 334831, 382664, 399637, 456728, 669662, 765328, 799274, 913456, 1339324, 1598548, 1769821, 2678648, 3197096, 3539642, 5357296, 6394192, 7079284, 12388747, 14158568, 24777494, 28317136, 49554988, 99109976, 198219952]

約数ペア:

[(1, 198219952), (2, 99109976), (4, 49554988), (7, 28317136), (8, 24777494), (14, 14158568), (16, 12388747), (28, 7079284), (31, 6394192), (37, 5357296), (56, 3539642), (62, 3197096), (74, 2678648), (112, 1769821), (124, 1598548), (148, 1339324), (217, 913456), (248, 799274), (259, 765328), (296, 669662), (434, 456728), (496, 399637), (518, 382664), (592, 334831), (868, 228364), (1036, 191332), (1147, 172816), (1543, 128464), (1736, 114182), (2072, 95666), (2294, 86408), (3086, 64232), (3472, 57091), (4144, 47833), (4588, 43204), (6172, 32116), (8029, 24688), (9176, 21602), (10801, 18352), (12344, 16058)]