644735040

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{331}}^1\times {\mathrm{2029}}^1$

素因数の和:2380

約数の個数: 112

約数和(自身を含む): 2054230080

約数和(自身を除く): 1409495040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 331, 480, 662, 960, 993, 1324, 1655, 1986, 2029, 2648, 3310, 3972, 4058, 4965, 5296, 6087, 6620, 7944, 8116, 9930, 10145, 10592, 12174, 13240, 15888, 16232, 19860, 20290, 21184, 24348, 26480, 30435, 31776, 32464, 39720, 40580, 48696, 52960, 60870, 63552, 64928, 79440, 81160, 97392, 105920, 121740, 129856, 158880, 162320, 194784, 243480, 317760, 324640, 389568, 486960, 649280, 671599, 973920, 1343198, 1947840, 2014797, 2686396, 3357995, 4029594, 5372792, 6715990, 8059188, 10073985, 10745584, 13431980, 16118376, 20147970, 21491168, 26863960, 32236752, 40295940, 42982336, 53727920, 64473504, 80591880, 107455840, 128947008, 161183760, 214911680, 322367520, 644735040]

約数ペア:

[(1, 644735040), (2, 322367520), (3, 214911680), (4, 161183760), (5, 128947008), (6, 107455840), (8, 80591880), (10, 64473504), (12, 53727920), (15, 42982336), (16, 40295940), (20, 32236752), (24, 26863960), (30, 21491168), (32, 20147970), (40, 16118376), (48, 13431980), (60, 10745584), (64, 10073985), (80, 8059188), (96, 6715990), (120, 5372792), (160, 4029594), (192, 3357995), (240, 2686396), (320, 2014797), (331, 1947840), (480, 1343198), (662, 973920), (960, 671599), (993, 649280), (1324, 486960), (1655, 389568), (1986, 324640), (2029, 317760), (2648, 243480), (3310, 194784), (3972, 162320), (4058, 158880), (4965, 129856), (5296, 121740), (6087, 105920), (6620, 97392), (7944, 81160), (8116, 79440), (9930, 64928), (10145, 63552), (10592, 60870), (12174, 52960), (13240, 48696), (15888, 40580), (16232, 39720), (19860, 32464), (20290, 31776), (21184, 30435), (24348, 26480)]