1804538680

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1031}}^1$

素因数の和:1122

約数の個数: 192

約数和(自身を含む): 5082393600

約数和(自身を除く): 3277854920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 47, 49, 56, 70, 76, 94, 95, 98, 133, 140, 152, 188, 190, 196, 235, 245, 266, 280, 329, 376, 380, 392, 470, 490, 532, 658, 665, 760, 893, 931, 940, 980, 1031, 1064, 1316, 1330, 1645, 1786, 1862, 1880, 1960, 2062, 2303, 2632, 2660, 3290, 3572, 3724, 4124, 4465, 4606, 4655, 5155, 5320, 6251, 6580, 7144, 7217, 7448, 8248, 8930, 9212, 9310, 10310, 11515, 12502, 13160, 14434, 17860, 18424, 18620, 19589, 20620, 23030, 25004, 28868, 31255, 35720, 36085, 37240, 39178, 41240, 43757, 46060, 48457, 50008, 50519, 57736, 62510, 72170, 78356, 87514, 92120, 96914, 97945, 101038, 125020, 137123, 144340, 156712, 175028, 193828, 195890, 202076, 218785, 242285, 250040, 252595, 274246, 288680, 339199, 350056, 387656, 391780, 404152, 437570, 484570, 505190, 548492, 678398, 685615, 783560, 875140, 920683, 959861, 969140, 1010380, 1096984, 1356796, 1371230, 1695995, 1750280, 1841366, 1919722, 1938280, 2020760, 2374393, 2713592, 2742460, 3391990, 3682732, 3839444, 4603415, 4748786, 4799305, 5484920, 6444781, 6783980, 7365464, 7678888, 9206830, 9497572, 9598610, 11871965, 12889562, 13567960, 18413660, 18995144, 19197220, 23743930, 25779124, 32223905, 36827320, 38394440, 45113467, 47487860, 51558248, 64447810, 90226934, 94975720, 128895620, 180453868, 225567335, 257791240, 360907736, 451134670, 902269340, 1804538680]

約数ペア:

[(1, 1804538680), (2, 902269340), (4, 451134670), (5, 360907736), (7, 257791240), (8, 225567335), (10, 180453868), (14, 128895620), (19, 94975720), (20, 90226934), (28, 64447810), (35, 51558248), (38, 47487860), (40, 45113467), (47, 38394440), (49, 36827320), (56, 32223905), (70, 25779124), (76, 23743930), (94, 19197220), (95, 18995144), (98, 18413660), (133, 13567960), (140, 12889562), (152, 11871965), (188, 9598610), (190, 9497572), (196, 9206830), (235, 7678888), (245, 7365464), (266, 6783980), (280, 6444781), (329, 5484920), (376, 4799305), (380, 4748786), (392, 4603415), (470, 3839444), (490, 3682732), (532, 3391990), (658, 2742460), (665, 2713592), (760, 2374393), (893, 2020760), (931, 1938280), (940, 1919722), (980, 1841366), (1031, 1750280), (1064, 1695995), (1316, 1371230), (1330, 1356796), (1645, 1096984), (1786, 1010380), (1862, 969140), (1880, 959861), (1960, 920683), (2062, 875140), (2303, 783560), (2632, 685615), (2660, 678398), (3290, 548492), (3572, 505190), (3724, 484570), (4124, 437570), (4465, 404152), (4606, 391780), (4655, 387656), (5155, 350056), (5320, 339199), (6251, 288680), (6580, 274246), (7144, 252595), (7217, 250040), (7448, 242285), (8248, 218785), (8930, 202076), (9212, 195890), (9310, 193828), (10310, 175028), (11515, 156712), (12502, 144340), (13160, 137123), (14434, 125020), (17860, 101038), (18424, 97945), (18620, 96914), (19589, 92120), (20620, 87514), (23030, 78356), (25004, 72170), (28868, 62510), (31255, 57736), (35720, 50519), (36085, 50008), (37240, 48457), (39178, 46060), (41240, 43757)]