157049920640

素因数分解:

$2^7\times 5^1\times {\mathrm{109}}^1\times {\mathrm{359}}^1\times {\mathrm{6271}}^1$

素因数の和:6758

約数の個数: 128

約数和(自身を含む): 380007936000

約数和(自身を除く): 222958015360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 109, 128, 160, 218, 320, 359, 436, 545, 640, 718, 872, 1090, 1436, 1744, 1795, 2180, 2872, 3488, 3590, 4360, 5744, 6271, 6976, 7180, 8720, 11488, 12542, 13952, 14360, 17440, 22976, 25084, 28720, 31355, 34880, 39131, 45952, 50168, 57440, 62710, 69760, 78262, 100336, 114880, 125420, 156524, 195655, 200672, 229760, 250840, 313048, 391310, 401344, 501680, 626096, 683539, 782620, 802688, 1003360, 1252192, 1367078, 1565240, 2006720, 2251289, 2504384, 2734156, 3130480, 3417695, 4013440, 4502578, 5008768, 5468312, 6260960, 6835390, 9005156, 10936624, 11256445, 12521920, 13670780, 18010312, 21873248, 22512890, 25043840, 27341560, 36020624, 43746496, 45025780, 54683120, 72041248, 87492992, 90051560, 109366240, 144082496, 180103120, 218732480, 245390501, 288164992, 360206240, 437464960, 490781002, 720412480, 981562004, 1226952505, 1440824960, 1963124008, 2453905010, 3926248016, 4907810020, 7852496032, 9815620040, 15704992064, 19631240080, 31409984128, 39262480160, 78524960320, 157049920640]

約数ペア:

[(1, 157049920640), (2, 78524960320), (4, 39262480160), (5, 31409984128), (8, 19631240080), (10, 15704992064), (16, 9815620040), (20, 7852496032), (32, 4907810020), (40, 3926248016), (64, 2453905010), (80, 1963124008), (109, 1440824960), (128, 1226952505), (160, 981562004), (218, 720412480), (320, 490781002), (359, 437464960), (436, 360206240), (545, 288164992), (640, 245390501), (718, 218732480), (872, 180103120), (1090, 144082496), (1436, 109366240), (1744, 90051560), (1795, 87492992), (2180, 72041248), (2872, 54683120), (3488, 45025780), (3590, 43746496), (4360, 36020624), (5744, 27341560), (6271, 25043840), (6976, 22512890), (7180, 21873248), (8720, 18010312), (11488, 13670780), (12542, 12521920), (13952, 11256445), (14360, 10936624), (17440, 9005156), (22976, 6835390), (25084, 6260960), (28720, 5468312), (31355, 5008768), (34880, 4502578), (39131, 4013440), (45952, 3417695), (50168, 3130480), (57440, 2734156), (62710, 2504384), (69760, 2251289), (78262, 2006720), (100336, 1565240), (114880, 1367078), (125420, 1252192), (156524, 1003360), (195655, 802688), (200672, 782620), (229760, 683539), (250840, 626096), (313048, 501680), (391310, 401344)]