18958760520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{104009}}^1$

素因数の和:104068

約数の個数: 192

約数和(自身を含む): 68297126400

約数和(自身を除く): 49338365880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 49, 56, 60, 62, 70, 84, 93, 98, 105, 120, 124, 140, 147, 155, 168, 186, 196, 210, 217, 245, 248, 280, 294, 310, 372, 392, 420, 434, 465, 490, 588, 620, 651, 735, 744, 840, 868, 930, 980, 1085, 1176, 1240, 1302, 1470, 1519, 1736, 1860, 1960, 2170, 2604, 2940, 3038, 3255, 3720, 4340, 4557, 5208, 5880, 6076, 6510, 7595, 8680, 9114, 12152, 13020, 15190, 18228, 22785, 26040, 30380, 36456, 45570, 60760, 91140, 104009, 182280, 208018, 312027, 416036, 520045, 624054, 728063, 832072, 1040090, 1248108, 1456126, 1560135, 2080180, 2184189, 2496216, 2912252, 3120270, 3224279, 3640315, 4160360, 4368378, 5096441, 5824504, 6240540, 6448558, 7280630, 8736756, 9672837, 10192882, 10920945, 12481080, 12897116, 14561260, 15289323, 16121395, 17473512, 19345674, 20385764, 21841890, 22569953, 25482205, 25794232, 29122520, 30578646, 32242790, 38691348, 40771528, 43683780, 45139906, 48364185, 50964410, 61157292, 64485580, 67709859, 76446615, 77382696, 87367560, 90279812, 96728370, 101928820, 112849765, 122314584, 128971160, 135419718, 152893230, 157989671, 180559624, 193456740, 203857640, 225699530, 270839436, 305786460, 315979342, 338549295, 386913480, 451399060, 473969013, 541678872, 611572920, 631958684, 677098590, 789948355, 902798120, 947938026, 1263917368, 1354197180, 1579896710, 1895876052, 2369845065, 2708394360, 3159793420, 3791752104, 4739690130, 6319586840, 9479380260, 18958760520]

約数ペア:

[(1, 18958760520), (2, 9479380260), (3, 6319586840), (4, 4739690130), (5, 3791752104), (6, 3159793420), (7, 2708394360), (8, 2369845065), (10, 1895876052), (12, 1579896710), (14, 1354197180), (15, 1263917368), (20, 947938026), (21, 902798120), (24, 789948355), (28, 677098590), (30, 631958684), (31, 611572920), (35, 541678872), (40, 473969013), (42, 451399060), (49, 386913480), (56, 338549295), (60, 315979342), (62, 305786460), (70, 270839436), (84, 225699530), (93, 203857640), (98, 193456740), (105, 180559624), (120, 157989671), (124, 152893230), (140, 135419718), (147, 128971160), (155, 122314584), (168, 112849765), (186, 101928820), (196, 96728370), (210, 90279812), (217, 87367560), (245, 77382696), (248, 76446615), (280, 67709859), (294, 64485580), (310, 61157292), (372, 50964410), (392, 48364185), (420, 45139906), (434, 43683780), (465, 40771528), (490, 38691348), (588, 32242790), (620, 30578646), (651, 29122520), (735, 25794232), (744, 25482205), (840, 22569953), (868, 21841890), (930, 20385764), (980, 19345674), (1085, 17473512), (1176, 16121395), (1240, 15289323), (1302, 14561260), (1470, 12897116), (1519, 12481080), (1736, 10920945), (1860, 10192882), (1960, 9672837), (2170, 8736756), (2604, 7280630), (2940, 6448558), (3038, 6240540), (3255, 5824504), (3720, 5096441), (4340, 4368378), (4557, 4160360), (5208, 3640315), (5880, 3224279), (6076, 3120270), (6510, 2912252), (7595, 2496216), (8680, 2184189), (9114, 2080180), (12152, 1560135), (13020, 1456126), (15190, 1248108), (18228, 1040090), (22785, 832072), (26040, 728063), (30380, 624054), (36456, 520045), (45570, 416036), (60760, 312027), (91140, 208018), (104009, 182280)]