199945488

素因数分解:

$2^4\times 3^1\times {\mathrm{29}}^1\times {\mathrm{239}}^1\times {\mathrm{601}}^1$

素因数の和:880

約数の個数: 80

約数和(自身を含む): 537465600

約数和(自身を除く): 337520112

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 29, 48, 58, 87, 116, 174, 232, 239, 348, 464, 478, 601, 696, 717, 956, 1202, 1392, 1434, 1803, 1912, 2404, 2868, 3606, 3824, 4808, 5736, 6931, 7212, 9616, 11472, 13862, 14424, 17429, 20793, 27724, 28848, 34858, 41586, 52287, 55448, 69716, 83172, 104574, 110896, 139432, 143639, 166344, 209148, 278864, 287278, 332688, 418296, 430917, 574556, 836592, 861834, 1149112, 1723668, 2298224, 3447336, 4165531, 6894672, 8331062, 12496593, 16662124, 24993186, 33324248, 49986372, 66648496, 99972744, 199945488]

約数ペア:

[(1, 199945488), (2, 99972744), (3, 66648496), (4, 49986372), (6, 33324248), (8, 24993186), (12, 16662124), (16, 12496593), (24, 8331062), (29, 6894672), (48, 4165531), (58, 3447336), (87, 2298224), (116, 1723668), (174, 1149112), (232, 861834), (239, 836592), (348, 574556), (464, 430917), (478, 418296), (601, 332688), (696, 287278), (717, 278864), (956, 209148), (1202, 166344), (1392, 143639), (1434, 139432), (1803, 110896), (1912, 104574), (2404, 83172), (2868, 69716), (3606, 55448), (3824, 52287), (4808, 41586), (5736, 34858), (6931, 28848), (7212, 27724), (9616, 20793), (11472, 17429), (13862, 14424)]