312550440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{349}}^1\times {\mathrm{439}}^1$

素因数の和:819

約数の個数: 128

約数和(自身を含む): 997920000

約数和(自身を除く): 685369560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 349, 408, 439, 510, 680, 698, 878, 1020, 1047, 1317, 1396, 1745, 1756, 2040, 2094, 2195, 2634, 2792, 3490, 3512, 4188, 4390, 5235, 5268, 5933, 6585, 6980, 7463, 8376, 8780, 10470, 10536, 11866, 13170, 13960, 14926, 17560, 17799, 20940, 22389, 23732, 26340, 29665, 29852, 35598, 37315, 41880, 44778, 47464, 52680, 59330, 59704, 71196, 74630, 88995, 89556, 111945, 118660, 142392, 149260, 153211, 177990, 179112, 223890, 237320, 298520, 306422, 355980, 447780, 459633, 612844, 711960, 766055, 895560, 919266, 1225688, 1532110, 1838532, 2298165, 2604587, 3064220, 3677064, 4596330, 5209174, 6128440, 7813761, 9192660, 10418348, 13022935, 15627522, 18385320, 20836696, 26045870, 31255044, 39068805, 52091740, 62510088, 78137610, 104183480, 156275220, 312550440]

約数ペア:

[(1, 312550440), (2, 156275220), (3, 104183480), (4, 78137610), (5, 62510088), (6, 52091740), (8, 39068805), (10, 31255044), (12, 26045870), (15, 20836696), (17, 18385320), (20, 15627522), (24, 13022935), (30, 10418348), (34, 9192660), (40, 7813761), (51, 6128440), (60, 5209174), (68, 4596330), (85, 3677064), (102, 3064220), (120, 2604587), (136, 2298165), (170, 1838532), (204, 1532110), (255, 1225688), (340, 919266), (349, 895560), (408, 766055), (439, 711960), (510, 612844), (680, 459633), (698, 447780), (878, 355980), (1020, 306422), (1047, 298520), (1317, 237320), (1396, 223890), (1745, 179112), (1756, 177990), (2040, 153211), (2094, 149260), (2195, 142392), (2634, 118660), (2792, 111945), (3490, 89556), (3512, 88995), (4188, 74630), (4390, 71196), (5235, 59704), (5268, 59330), (5933, 52680), (6585, 47464), (6980, 44778), (7463, 41880), (8376, 37315), (8780, 35598), (10470, 29852), (10536, 29665), (11866, 26340), (13170, 23732), (13960, 22389), (14926, 20940), (17560, 17799)]