18634440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{743}}^1$

素因数の和:787

約数の個数: 128

約数和(自身を含む): 64281600

約数和(自身を除く): 45647160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 19, 20, 22, 24, 30, 33, 38, 40, 44, 55, 57, 60, 66, 76, 88, 95, 110, 114, 120, 132, 152, 165, 190, 209, 220, 228, 264, 285, 330, 380, 418, 440, 456, 570, 627, 660, 743, 760, 836, 1045, 1140, 1254, 1320, 1486, 1672, 2090, 2229, 2280, 2508, 2972, 3135, 3715, 4180, 4458, 5016, 5944, 6270, 7430, 8173, 8360, 8916, 11145, 12540, 14117, 14860, 16346, 17832, 22290, 24519, 25080, 28234, 29720, 32692, 40865, 42351, 44580, 49038, 56468, 65384, 70585, 81730, 84702, 89160, 98076, 112936, 122595, 141170, 155287, 163460, 169404, 196152, 211755, 245190, 282340, 310574, 326920, 338808, 423510, 465861, 490380, 564680, 621148, 776435, 847020, 931722, 980760, 1242296, 1552870, 1694040, 1863444, 2329305, 3105740, 3726888, 4658610, 6211480, 9317220, 18634440]

約数ペア:

[(1, 18634440), (2, 9317220), (3, 6211480), (4, 4658610), (5, 3726888), (6, 3105740), (8, 2329305), (10, 1863444), (11, 1694040), (12, 1552870), (15, 1242296), (19, 980760), (20, 931722), (22, 847020), (24, 776435), (30, 621148), (33, 564680), (38, 490380), (40, 465861), (44, 423510), (55, 338808), (57, 326920), (60, 310574), (66, 282340), (76, 245190), (88, 211755), (95, 196152), (110, 169404), (114, 163460), (120, 155287), (132, 141170), (152, 122595), (165, 112936), (190, 98076), (209, 89160), (220, 84702), (228, 81730), (264, 70585), (285, 65384), (330, 56468), (380, 49038), (418, 44580), (440, 42351), (456, 40865), (570, 32692), (627, 29720), (660, 28234), (743, 25080), (760, 24519), (836, 22290), (1045, 17832), (1140, 16346), (1254, 14860), (1320, 14117), (1486, 12540), (1672, 11145), (2090, 8916), (2229, 8360), (2280, 8173), (2508, 7430), (2972, 6270), (3135, 5944), (3715, 5016), (4180, 4458)]