249368464

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{563}}^1$

素因数の和:668

約数の個数: 80

約数和(自身を含む): 537108480

約数和(自身を除く): 287740016

約数列:

[1, 2, 4, 8, 16, 19, 31, 38, 47, 62, 76, 94, 124, 152, 188, 248, 304, 376, 496, 563, 589, 752, 893, 1126, 1178, 1457, 1786, 2252, 2356, 2914, 3572, 4504, 4712, 5828, 7144, 9008, 9424, 10697, 11656, 14288, 17453, 21394, 23312, 26461, 27683, 34906, 42788, 52922, 55366, 69812, 85576, 105844, 110732, 139624, 171152, 211688, 221464, 279248, 331607, 423376, 442928, 502759, 663214, 820291, 1005518, 1326428, 1640582, 2011036, 2652856, 3281164, 4022072, 5305712, 6562328, 8044144, 13124656, 15585529, 31171058, 62342116, 124684232, 249368464]

約数ペア:

[(1, 249368464), (2, 124684232), (4, 62342116), (8, 31171058), (16, 15585529), (19, 13124656), (31, 8044144), (38, 6562328), (47, 5305712), (62, 4022072), (76, 3281164), (94, 2652856), (124, 2011036), (152, 1640582), (188, 1326428), (248, 1005518), (304, 820291), (376, 663214), (496, 502759), (563, 442928), (589, 423376), (752, 331607), (893, 279248), (1126, 221464), (1178, 211688), (1457, 171152), (1786, 139624), (2252, 110732), (2356, 105844), (2914, 85576), (3572, 69812), (4504, 55366), (4712, 52922), (5828, 42788), (7144, 34906), (9008, 27683), (9424, 26461), (10697, 23312), (11656, 21394), (14288, 17453)]