123015480

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{20921}}^1$

素因数の和:20949

約数の個数: 96

約数和(自身を含む): 429319440

約数和(自身を除く): 306303960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 140, 147, 168, 196, 210, 245, 280, 294, 392, 420, 490, 588, 735, 840, 980, 1176, 1470, 1960, 2940, 5880, 20921, 41842, 62763, 83684, 104605, 125526, 146447, 167368, 209210, 251052, 292894, 313815, 418420, 439341, 502104, 585788, 627630, 732235, 836840, 878682, 1025129, 1171576, 1255260, 1464470, 1757364, 2050258, 2196705, 2510520, 2928940, 3075387, 3514728, 4100516, 4393410, 5125645, 5857880, 6150774, 8201032, 8786820, 10251290, 12301548, 15376935, 17573640, 20502580, 24603096, 30753870, 41005160, 61507740, 123015480]

約数ペア:

[(1, 123015480), (2, 61507740), (3, 41005160), (4, 30753870), (5, 24603096), (6, 20502580), (7, 17573640), (8, 15376935), (10, 12301548), (12, 10251290), (14, 8786820), (15, 8201032), (20, 6150774), (21, 5857880), (24, 5125645), (28, 4393410), (30, 4100516), (35, 3514728), (40, 3075387), (42, 2928940), (49, 2510520), (56, 2196705), (60, 2050258), (70, 1757364), (84, 1464470), (98, 1255260), (105, 1171576), (120, 1025129), (140, 878682), (147, 836840), (168, 732235), (196, 627630), (210, 585788), (245, 502104), (280, 439341), (294, 418420), (392, 313815), (420, 292894), (490, 251052), (588, 209210), (735, 167368), (840, 146447), (980, 125526), (1176, 104605), (1470, 83684), (1960, 62763), (2940, 41842), (5880, 20921)]