82505220

素因数分解:

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

素因数の和:263

約数の個数: 192

約数和(自身を含む): 284928000

約数和(自身を除く): 202422780

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 49, 57, 60, 70, 76, 84, 95, 98, 105, 114, 133, 140, 147, 190, 196, 210, 211, 228, 245, 266, 285, 294, 343, 380, 399, 420, 422, 490, 532, 570, 588, 633, 665, 686, 735, 798, 844, 931, 980, 1029, 1055, 1140, 1266, 1330, 1372, 1470, 1477, 1596, 1715, 1862, 1995, 2058, 2110, 2532, 2660, 2793, 2940, 2954, 3165, 3430, 3724, 3990, 4009, 4116, 4220, 4431, 4655, 5145, 5586, 5908, 6330, 6517, 6860, 7385, 7980, 8018, 8862, 9310, 10290, 10339, 11172, 12027, 12660, 13034, 13965, 14770, 16036, 17724, 18620, 19551, 20045, 20580, 20678, 22155, 24054, 26068, 27930, 28063, 29540, 31017, 32585, 39102, 40090, 41356, 44310, 48108, 51695, 55860, 56126, 60135, 62034, 65170, 72373, 78204, 80180, 84189, 88620, 97755, 103390, 112252, 120270, 124068, 130340, 140315, 144746, 155085, 168378, 195510, 196441, 206780, 217119, 240540, 280630, 289492, 310170, 336756, 361865, 391020, 392882, 420945, 434238, 561260, 589323, 620340, 723730, 785764, 841890, 868476, 982205, 1085595, 1178646, 1375087, 1447460, 1683780, 1964410, 2171190, 2357292, 2750174, 2946615, 3928820, 4125261, 4342380, 5500348, 5893230, 6875435, 8250522, 11786460, 13750870, 16501044, 20626305, 27501740, 41252610, 82505220]

約数ペア:

[(1, 82505220), (2, 41252610), (3, 27501740), (4, 20626305), (5, 16501044), (6, 13750870), (7, 11786460), (10, 8250522), (12, 6875435), (14, 5893230), (15, 5500348), (19, 4342380), (20, 4125261), (21, 3928820), (28, 2946615), (30, 2750174), (35, 2357292), (38, 2171190), (42, 1964410), (49, 1683780), (57, 1447460), (60, 1375087), (70, 1178646), (76, 1085595), (84, 982205), (95, 868476), (98, 841890), (105, 785764), (114, 723730), (133, 620340), (140, 589323), (147, 561260), (190, 434238), (196, 420945), (210, 392882), (211, 391020), (228, 361865), (245, 336756), (266, 310170), (285, 289492), (294, 280630), (343, 240540), (380, 217119), (399, 206780), (420, 196441), (422, 195510), (490, 168378), (532, 155085), (570, 144746), (588, 140315), (633, 130340), (665, 124068), (686, 120270), (735, 112252), (798, 103390), (844, 97755), (931, 88620), (980, 84189), (1029, 80180), (1055, 78204), (1140, 72373), (1266, 65170), (1330, 62034), (1372, 60135), (1470, 56126), (1477, 55860), (1596, 51695), (1715, 48108), (1862, 44310), (1995, 41356), (2058, 40090), (2110, 39102), (2532, 32585), (2660, 31017), (2793, 29540), (2940, 28063), (2954, 27930), (3165, 26068), (3430, 24054), (3724, 22155), (3990, 20678), (4009, 20580), (4116, 20045), (4220, 19551), (4431, 18620), (4655, 17724), (5145, 16036), (5586, 14770), (5908, 13965), (6330, 13034), (6517, 12660), (6860, 12027), (7385, 11172), (7980, 10339), (8018, 10290), (8862, 9310)]