2019353625

素因数分解:

$3^3\times 5^3\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{157}}^1$

素因数の和:321

約数の個数: 128

約数和(自身を含む): 3896355840

約数和(自身を除く): 1877002215

約数列:

[1, 3, 5, 9, 15, 25, 27, 37, 45, 75, 103, 111, 125, 135, 157, 185, 225, 309, 333, 375, 471, 515, 555, 675, 785, 925, 927, 999, 1125, 1413, 1545, 1665, 2355, 2575, 2775, 2781, 3375, 3811, 3925, 4239, 4625, 4635, 4995, 5809, 7065, 7725, 8325, 11433, 11775, 12875, 13875, 13905, 16171, 17427, 19055, 19625, 21195, 23175, 24975, 29045, 34299, 35325, 38625, 41625, 48513, 52281, 57165, 58875, 69525, 80855, 87135, 95275, 102897, 105975, 115875, 124875, 145225, 145539, 156843, 171495, 176625, 242565, 261405, 285825, 347625, 404275, 435675, 436617, 476375, 514485, 529875, 598327, 726125, 727695, 784215, 857475, 1212825, 1307025, 1429125, 1794981, 2021375, 2178375, 2183085, 2572425, 2991635, 3638475, 3921075, 4287375, 5384943, 6064125, 6535125, 8974905, 10915425, 12862125, 14958175, 16154829, 18192375, 19605375, 26924715, 44874525, 54577125, 74790875, 80774145, 134623575, 224372625, 403870725, 673117875, 2019353625]

約数ペア:

[(1, 2019353625), (3, 673117875), (5, 403870725), (9, 224372625), (15, 134623575), (25, 80774145), (27, 74790875), (37, 54577125), (45, 44874525), (75, 26924715), (103, 19605375), (111, 18192375), (125, 16154829), (135, 14958175), (157, 12862125), (185, 10915425), (225, 8974905), (309, 6535125), (333, 6064125), (375, 5384943), (471, 4287375), (515, 3921075), (555, 3638475), (675, 2991635), (785, 2572425), (925, 2183085), (927, 2178375), (999, 2021375), (1125, 1794981), (1413, 1429125), (1545, 1307025), (1665, 1212825), (2355, 857475), (2575, 784215), (2775, 727695), (2781, 726125), (3375, 598327), (3811, 529875), (3925, 514485), (4239, 476375), (4625, 436617), (4635, 435675), (4995, 404275), (5809, 347625), (7065, 285825), (7725, 261405), (8325, 242565), (11433, 176625), (11775, 171495), (12875, 156843), (13875, 145539), (13905, 145225), (16171, 124875), (17427, 115875), (19055, 105975), (19625, 102897), (21195, 95275), (23175, 87135), (24975, 80855), (29045, 69525), (34299, 58875), (35325, 57165), (38625, 52281), (41625, 48513)]