72801540

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{3041}}^1$

素因数の和:3082

約数の個数: 144

約数和(自身を含む): 265749120

約数和(自身を除く): 192947580

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 28, 30, 35, 36, 38, 42, 45, 57, 60, 63, 70, 76, 84, 90, 95, 105, 114, 126, 133, 140, 171, 180, 190, 210, 228, 252, 266, 285, 315, 342, 380, 399, 420, 532, 570, 630, 665, 684, 798, 855, 1140, 1197, 1260, 1330, 1596, 1710, 1995, 2394, 2660, 3041, 3420, 3990, 4788, 5985, 6082, 7980, 9123, 11970, 12164, 15205, 18246, 21287, 23940, 27369, 30410, 36492, 42574, 45615, 54738, 57779, 60820, 63861, 85148, 91230, 106435, 109476, 115558, 127722, 136845, 173337, 182460, 191583, 212870, 231116, 255444, 273690, 288895, 319305, 346674, 383166, 404453, 425740, 520011, 547380, 577790, 638610, 693348, 766332, 808906, 866685, 957915, 1040022, 1155580, 1213359, 1277220, 1617812, 1733370, 1915830, 2022265, 2080044, 2426718, 2600055, 3466740, 3640077, 3831660, 4044530, 4853436, 5200110, 6066795, 7280154, 8089060, 10400220, 12133590, 14560308, 18200385, 24267180, 36400770, 72801540]

約数ペア:

[(1, 72801540), (2, 36400770), (3, 24267180), (4, 18200385), (5, 14560308), (6, 12133590), (7, 10400220), (9, 8089060), (10, 7280154), (12, 6066795), (14, 5200110), (15, 4853436), (18, 4044530), (19, 3831660), (20, 3640077), (21, 3466740), (28, 2600055), (30, 2426718), (35, 2080044), (36, 2022265), (38, 1915830), (42, 1733370), (45, 1617812), (57, 1277220), (60, 1213359), (63, 1155580), (70, 1040022), (76, 957915), (84, 866685), (90, 808906), (95, 766332), (105, 693348), (114, 638610), (126, 577790), (133, 547380), (140, 520011), (171, 425740), (180, 404453), (190, 383166), (210, 346674), (228, 319305), (252, 288895), (266, 273690), (285, 255444), (315, 231116), (342, 212870), (380, 191583), (399, 182460), (420, 173337), (532, 136845), (570, 127722), (630, 115558), (665, 109476), (684, 106435), (798, 91230), (855, 85148), (1140, 63861), (1197, 60820), (1260, 57779), (1330, 54738), (1596, 45615), (1710, 42574), (1995, 36492), (2394, 30410), (2660, 27369), (3041, 23940), (3420, 21287), (3990, 18246), (4788, 15205), (5985, 12164), (6082, 11970), (7980, 9123)]