2215355920

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^2\times {\mathrm{79}}^1\times {\mathrm{971}}^1$

素因数の和:1101

約数の個数: 120

約数和(自身を含む): 5510540160

約数和(自身を除く): 3295184240

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 79, 80, 95, 152, 158, 190, 304, 316, 361, 380, 395, 632, 722, 760, 790, 971, 1264, 1444, 1501, 1520, 1580, 1805, 1942, 2888, 3002, 3160, 3610, 3884, 4855, 5776, 6004, 6320, 7220, 7505, 7768, 9710, 12008, 14440, 15010, 15536, 18449, 19420, 24016, 28519, 28880, 30020, 36898, 38840, 57038, 60040, 73796, 76709, 77680, 92245, 114076, 120080, 142595, 147592, 153418, 184490, 228152, 285190, 295184, 306836, 350531, 368980, 383545, 456304, 570380, 613672, 701062, 737960, 767090, 1140760, 1227344, 1402124, 1457471, 1475920, 1534180, 1752655, 2281520, 2804248, 2914942, 3068360, 3505310, 5608496, 5829884, 6136720, 7010620, 7287355, 11659768, 14021240, 14574710, 23319536, 27691949, 28042480, 29149420, 55383898, 58298840, 110767796, 116597680, 138459745, 221535592, 276919490, 443071184, 553838980, 1107677960, 2215355920]

約数ペア:

[(1, 2215355920), (2, 1107677960), (4, 553838980), (5, 443071184), (8, 276919490), (10, 221535592), (16, 138459745), (19, 116597680), (20, 110767796), (38, 58298840), (40, 55383898), (76, 29149420), (79, 28042480), (80, 27691949), (95, 23319536), (152, 14574710), (158, 14021240), (190, 11659768), (304, 7287355), (316, 7010620), (361, 6136720), (380, 5829884), (395, 5608496), (632, 3505310), (722, 3068360), (760, 2914942), (790, 2804248), (971, 2281520), (1264, 1752655), (1444, 1534180), (1501, 1475920), (1520, 1457471), (1580, 1402124), (1805, 1227344), (1942, 1140760), (2888, 767090), (3002, 737960), (3160, 701062), (3610, 613672), (3884, 570380), (4855, 456304), (5776, 383545), (6004, 368980), (6320, 350531), (7220, 306836), (7505, 295184), (7768, 285190), (9710, 228152), (12008, 184490), (14440, 153418), (15010, 147592), (15536, 142595), (18449, 120080), (19420, 114076), (24016, 92245), (28519, 77680), (28880, 76709), (30020, 73796), (36898, 60040), (38840, 57038)]