189261480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{1459}}^1$

素因数の和:1543

約数の個数: 128

約数和(自身を含む): 605491200

約数和(自身を除く): 416229720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 47, 60, 69, 92, 94, 115, 120, 138, 141, 184, 188, 230, 235, 276, 282, 345, 376, 460, 470, 552, 564, 690, 705, 920, 940, 1081, 1128, 1380, 1410, 1459, 1880, 2162, 2760, 2820, 2918, 3243, 4324, 4377, 5405, 5640, 5836, 6486, 7295, 8648, 8754, 10810, 11672, 12972, 14590, 16215, 17508, 21620, 21885, 25944, 29180, 32430, 33557, 35016, 43240, 43770, 58360, 64860, 67114, 68573, 87540, 100671, 129720, 134228, 137146, 167785, 175080, 201342, 205719, 268456, 274292, 335570, 342865, 402684, 411438, 503355, 548584, 671140, 685730, 805368, 822876, 1006710, 1028595, 1342280, 1371460, 1577179, 1645752, 2013420, 2057190, 2742920, 3154358, 4026840, 4114380, 4731537, 6308716, 7885895, 8228760, 9463074, 12617432, 15771790, 18926148, 23657685, 31543580, 37852296, 47315370, 63087160, 94630740, 189261480]

約数ペア:

[(1, 189261480), (2, 94630740), (3, 63087160), (4, 47315370), (5, 37852296), (6, 31543580), (8, 23657685), (10, 18926148), (12, 15771790), (15, 12617432), (20, 9463074), (23, 8228760), (24, 7885895), (30, 6308716), (40, 4731537), (46, 4114380), (47, 4026840), (60, 3154358), (69, 2742920), (92, 2057190), (94, 2013420), (115, 1645752), (120, 1577179), (138, 1371460), (141, 1342280), (184, 1028595), (188, 1006710), (230, 822876), (235, 805368), (276, 685730), (282, 671140), (345, 548584), (376, 503355), (460, 411438), (470, 402684), (552, 342865), (564, 335570), (690, 274292), (705, 268456), (920, 205719), (940, 201342), (1081, 175080), (1128, 167785), (1380, 137146), (1410, 134228), (1459, 129720), (1880, 100671), (2162, 87540), (2760, 68573), (2820, 67114), (2918, 64860), (3243, 58360), (4324, 43770), (4377, 43240), (5405, 35016), (5640, 33557), (5836, 32430), (6486, 29180), (7295, 25944), (8648, 21885), (8754, 21620), (10810, 17508), (11672, 16215), (12972, 14590)]