65872680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{8999}}^1$

素因数の和:9074

約数の個数: 64

約数和(自身を含む): 200880000

約数和(自身を除く): 135007320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 61, 120, 122, 183, 244, 305, 366, 488, 610, 732, 915, 1220, 1464, 1830, 2440, 3660, 7320, 8999, 17998, 26997, 35996, 44995, 53994, 71992, 89990, 107988, 134985, 179980, 215976, 269970, 359960, 539940, 548939, 1079880, 1097878, 1646817, 2195756, 2744695, 3293634, 4391512, 5489390, 6587268, 8234085, 10978780, 13174536, 16468170, 21957560, 32936340, 65872680]

約数ペア:

[(1, 65872680), (2, 32936340), (3, 21957560), (4, 16468170), (5, 13174536), (6, 10978780), (8, 8234085), (10, 6587268), (12, 5489390), (15, 4391512), (20, 3293634), (24, 2744695), (30, 2195756), (40, 1646817), (60, 1097878), (61, 1079880), (120, 548939), (122, 539940), (183, 359960), (244, 269970), (305, 215976), (366, 179980), (488, 134985), (610, 107988), (732, 89990), (915, 71992), (1220, 53994), (1464, 44995), (1830, 35996), (2440, 26997), (3660, 17998), (7320, 8999)]