72402540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{211}}^1$

素因数の和:292

約数の個数: 192

約数和(自身を含む): 250736640

約数和(自身を除く): 178334100

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 43, 57, 60, 70, 76, 84, 86, 95, 105, 114, 129, 133, 140, 172, 190, 210, 211, 215, 228, 258, 266, 285, 301, 380, 399, 420, 422, 430, 516, 532, 570, 602, 633, 645, 665, 798, 817, 844, 860, 903, 1055, 1140, 1204, 1266, 1290, 1330, 1477, 1505, 1596, 1634, 1806, 1995, 2110, 2451, 2532, 2580, 2660, 2954, 3010, 3165, 3268, 3612, 3990, 4009, 4085, 4220, 4431, 4515, 4902, 5719, 5908, 6020, 6330, 7385, 7980, 8018, 8170, 8862, 9030, 9073, 9804, 11438, 12027, 12255, 12660, 14770, 16036, 16340, 17157, 17724, 18060, 18146, 20045, 22155, 22876, 24054, 24510, 27219, 28063, 28595, 29540, 34314, 36292, 40090, 44310, 45365, 48108, 49020, 54438, 56126, 57190, 60135, 63511, 68628, 80180, 84189, 85785, 88620, 90730, 108876, 112252, 114380, 120270, 127022, 136095, 140315, 168378, 171570, 172387, 181460, 190533, 240540, 254044, 272190, 280630, 317555, 336756, 343140, 344774, 381066, 420945, 517161, 544380, 561260, 635110, 689548, 762132, 841890, 861935, 952665, 1034322, 1206709, 1270220, 1683780, 1723870, 1905330, 2068644, 2413418, 2585805, 3447740, 3620127, 3810660, 4826836, 5171610, 6033545, 7240254, 10343220, 12067090, 14480508, 18100635, 24134180, 36201270, 72402540]

約数ペア:

[(1, 72402540), (2, 36201270), (3, 24134180), (4, 18100635), (5, 14480508), (6, 12067090), (7, 10343220), (10, 7240254), (12, 6033545), (14, 5171610), (15, 4826836), (19, 3810660), (20, 3620127), (21, 3447740), (28, 2585805), (30, 2413418), (35, 2068644), (38, 1905330), (42, 1723870), (43, 1683780), (57, 1270220), (60, 1206709), (70, 1034322), (76, 952665), (84, 861935), (86, 841890), (95, 762132), (105, 689548), (114, 635110), (129, 561260), (133, 544380), (140, 517161), (172, 420945), (190, 381066), (210, 344774), (211, 343140), (215, 336756), (228, 317555), (258, 280630), (266, 272190), (285, 254044), (301, 240540), (380, 190533), (399, 181460), (420, 172387), (422, 171570), (430, 168378), (516, 140315), (532, 136095), (570, 127022), (602, 120270), (633, 114380), (645, 112252), (665, 108876), (798, 90730), (817, 88620), (844, 85785), (860, 84189), (903, 80180), (1055, 68628), (1140, 63511), (1204, 60135), (1266, 57190), (1290, 56126), (1330, 54438), (1477, 49020), (1505, 48108), (1596, 45365), (1634, 44310), (1806, 40090), (1995, 36292), (2110, 34314), (2451, 29540), (2532, 28595), (2580, 28063), (2660, 27219), (2954, 24510), (3010, 24054), (3165, 22876), (3268, 22155), (3612, 20045), (3990, 18146), (4009, 18060), (4085, 17724), (4220, 17157), (4431, 16340), (4515, 16036), (4902, 14770), (5719, 12660), (5908, 12255), (6020, 12027), (6330, 11438), (7385, 9804), (7980, 9073), (8018, 9030), (8170, 8862)]