319836176

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{31}}^3\times {\mathrm{61}}^1$

素因数の和:173

約数の個数: 80

約数和(自身を含む): 710002176

約数和(自身を除く): 390166000

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 44, 61, 62, 88, 122, 124, 176, 244, 248, 341, 488, 496, 671, 682, 961, 976, 1342, 1364, 1891, 1922, 2684, 2728, 3782, 3844, 5368, 5456, 7564, 7688, 10571, 10736, 15128, 15376, 20801, 21142, 29791, 30256, 41602, 42284, 58621, 59582, 83204, 84568, 117242, 119164, 166408, 169136, 234484, 238328, 327701, 332816, 468968, 476656, 644831, 655402, 937936, 1289662, 1310804, 1817251, 2579324, 2621608, 3634502, 5158648, 5243216, 7269004, 10317296, 14538008, 19989761, 29076016, 39979522, 79959044, 159918088, 319836176]

約数ペア:

[(1, 319836176), (2, 159918088), (4, 79959044), (8, 39979522), (11, 29076016), (16, 19989761), (22, 14538008), (31, 10317296), (44, 7269004), (61, 5243216), (62, 5158648), (88, 3634502), (122, 2621608), (124, 2579324), (176, 1817251), (244, 1310804), (248, 1289662), (341, 937936), (488, 655402), (496, 644831), (671, 476656), (682, 468968), (961, 332816), (976, 327701), (1342, 238328), (1364, 234484), (1891, 169136), (1922, 166408), (2684, 119164), (2728, 117242), (3782, 84568), (3844, 83204), (5368, 59582), (5456, 58621), (7564, 42284), (7688, 41602), (10571, 30256), (10736, 29791), (15128, 21142), (15376, 20801)]