199844910

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{863}}^1$

素因数の和:990

約数の個数: 96

約数和(自身を含む): 543449088

約数和(自身を除く): 343604178

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 31, 45, 62, 83, 90, 93, 155, 166, 186, 249, 279, 310, 415, 465, 498, 558, 747, 830, 863, 930, 1245, 1395, 1494, 1726, 2490, 2573, 2589, 2790, 3735, 4315, 5146, 5178, 7470, 7719, 7767, 8630, 12865, 12945, 15438, 15534, 23157, 25730, 25890, 26753, 38595, 38835, 46314, 53506, 71629, 77190, 77670, 80259, 115785, 133765, 143258, 160518, 214887, 231570, 240777, 267530, 358145, 401295, 429774, 481554, 644661, 716290, 802590, 1074435, 1203885, 1289322, 2148870, 2220499, 2407770, 3223305, 4440998, 6446610, 6661497, 11102495, 13322994, 19984491, 22204990, 33307485, 39968982, 66614970, 99922455, 199844910]

約数ペア:

[(1, 199844910), (2, 99922455), (3, 66614970), (5, 39968982), (6, 33307485), (9, 22204990), (10, 19984491), (15, 13322994), (18, 11102495), (30, 6661497), (31, 6446610), (45, 4440998), (62, 3223305), (83, 2407770), (90, 2220499), (93, 2148870), (155, 1289322), (166, 1203885), (186, 1074435), (249, 802590), (279, 716290), (310, 644661), (415, 481554), (465, 429774), (498, 401295), (558, 358145), (747, 267530), (830, 240777), (863, 231570), (930, 214887), (1245, 160518), (1395, 143258), (1494, 133765), (1726, 115785), (2490, 80259), (2573, 77670), (2589, 77190), (2790, 71629), (3735, 53506), (4315, 46314), (5146, 38835), (5178, 38595), (7470, 26753), (7719, 25890), (7767, 25730), (8630, 23157), (12865, 15534), (12945, 15438)]