15203888

素因数分解:

$2^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1$

素因数の和:226

約数の個数: 80

約数和(自身を含む): 36188160

約数和(自身を除く): 20984272

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 31, 56, 58, 62, 112, 116, 124, 151, 203, 217, 232, 248, 302, 406, 434, 464, 496, 604, 812, 868, 899, 1057, 1208, 1624, 1736, 1798, 2114, 2416, 3248, 3472, 3596, 4228, 4379, 4681, 6293, 7192, 8456, 8758, 9362, 12586, 14384, 16912, 17516, 18724, 25172, 30653, 32767, 35032, 37448, 50344, 61306, 65534, 70064, 74896, 100688, 122612, 131068, 135749, 245224, 262136, 271498, 490448, 524272, 542996, 950243, 1085992, 1900486, 2171984, 3800972, 7601944, 15203888]

約数ペア:

[(1, 15203888), (2, 7601944), (4, 3800972), (7, 2171984), (8, 1900486), (14, 1085992), (16, 950243), (28, 542996), (29, 524272), (31, 490448), (56, 271498), (58, 262136), (62, 245224), (112, 135749), (116, 131068), (124, 122612), (151, 100688), (203, 74896), (217, 70064), (232, 65534), (248, 61306), (302, 50344), (406, 37448), (434, 35032), (464, 32767), (496, 30653), (604, 25172), (812, 18724), (868, 17516), (899, 16912), (1057, 14384), (1208, 12586), (1624, 9362), (1736, 8758), (1798, 8456), (2114, 7192), (2416, 6293), (3248, 4681), (3472, 4379), (3596, 4228)]