818444640

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{4231}}^1$

素因数の和:4293

約数の個数: 192

約数和(自身を含む): 2866655232

約数和(自身を除く): 2048210592

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 31, 32, 39, 40, 48, 52, 60, 62, 65, 78, 80, 93, 96, 104, 120, 124, 130, 155, 156, 160, 186, 195, 208, 240, 248, 260, 310, 312, 372, 390, 403, 416, 465, 480, 496, 520, 620, 624, 744, 780, 806, 930, 992, 1040, 1209, 1240, 1248, 1488, 1560, 1612, 1860, 2015, 2080, 2418, 2480, 2976, 3120, 3224, 3720, 4030, 4231, 4836, 4960, 6045, 6240, 6448, 7440, 8060, 8462, 9672, 12090, 12693, 12896, 14880, 16120, 16924, 19344, 21155, 24180, 25386, 32240, 33848, 38688, 42310, 48360, 50772, 55003, 63465, 64480, 67696, 84620, 96720, 101544, 110006, 126930, 131161, 135392, 165009, 169240, 193440, 203088, 220012, 253860, 262322, 275015, 330018, 338480, 393483, 406176, 440024, 507720, 524644, 550030, 655805, 660036, 676960, 786966, 825045, 880048, 1015440, 1049288, 1100060, 1311610, 1320072, 1573932, 1650090, 1705093, 1760096, 1967415, 2030880, 2098576, 2200120, 2623220, 2640144, 3147864, 3300180, 3410186, 3934830, 4197152, 4400240, 5115279, 5246440, 5280288, 6295728, 6600360, 6820372, 7869660, 8525465, 8800480, 10230558, 10492880, 12591456, 13200720, 13640744, 15739320, 17050930, 20461116, 20985760, 25576395, 26401440, 27281488, 31478640, 34101860, 40922232, 51152790, 54562976, 62957280, 68203720, 81844464, 102305580, 136407440, 163688928, 204611160, 272814880, 409222320, 818444640]

約数ペア:

[(1, 818444640), (2, 409222320), (3, 272814880), (4, 204611160), (5, 163688928), (6, 136407440), (8, 102305580), (10, 81844464), (12, 68203720), (13, 62957280), (15, 54562976), (16, 51152790), (20, 40922232), (24, 34101860), (26, 31478640), (30, 27281488), (31, 26401440), (32, 25576395), (39, 20985760), (40, 20461116), (48, 17050930), (52, 15739320), (60, 13640744), (62, 13200720), (65, 12591456), (78, 10492880), (80, 10230558), (93, 8800480), (96, 8525465), (104, 7869660), (120, 6820372), (124, 6600360), (130, 6295728), (155, 5280288), (156, 5246440), (160, 5115279), (186, 4400240), (195, 4197152), (208, 3934830), (240, 3410186), (248, 3300180), (260, 3147864), (310, 2640144), (312, 2623220), (372, 2200120), (390, 2098576), (403, 2030880), (416, 1967415), (465, 1760096), (480, 1705093), (496, 1650090), (520, 1573932), (620, 1320072), (624, 1311610), (744, 1100060), (780, 1049288), (806, 1015440), (930, 880048), (992, 825045), (1040, 786966), (1209, 676960), (1240, 660036), (1248, 655805), (1488, 550030), (1560, 524644), (1612, 507720), (1860, 440024), (2015, 406176), (2080, 393483), (2418, 338480), (2480, 330018), (2976, 275015), (3120, 262322), (3224, 253860), (3720, 220012), (4030, 203088), (4231, 193440), (4836, 169240), (4960, 165009), (6045, 135392), (6240, 131161), (6448, 126930), (7440, 110006), (8060, 101544), (8462, 96720), (9672, 84620), (12090, 67696), (12693, 64480), (12896, 63465), (14880, 55003), (16120, 50772), (16924, 48360), (19344, 42310), (21155, 38688), (24180, 33848), (25386, 32240)]