201571920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{821}}^1$

素因数の和:882

約数の個数: 240

約数和(自身を含む): 763236864

約数和(自身を除く): 561664944

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 31, 33, 36, 40, 44, 45, 48, 55, 60, 62, 66, 72, 80, 88, 90, 93, 99, 110, 120, 124, 132, 144, 155, 165, 176, 180, 186, 198, 220, 240, 248, 264, 279, 310, 330, 341, 360, 372, 396, 440, 465, 495, 496, 528, 558, 620, 660, 682, 720, 744, 792, 821, 880, 930, 990, 1023, 1116, 1240, 1320, 1364, 1395, 1488, 1584, 1642, 1705, 1860, 1980, 2046, 2232, 2463, 2480, 2640, 2728, 2790, 3069, 3284, 3410, 3720, 3960, 4092, 4105, 4464, 4926, 5115, 5456, 5580, 6138, 6568, 6820, 7389, 7440, 7920, 8184, 8210, 9031, 9852, 10230, 11160, 12276, 12315, 13136, 13640, 14778, 15345, 16368, 16420, 18062, 19704, 20460, 22320, 24552, 24630, 25451, 27093, 27280, 29556, 30690, 32840, 36124, 36945, 39408, 40920, 45155, 49104, 49260, 50902, 54186, 59112, 61380, 65680, 72248, 73890, 76353, 81279, 81840, 90310, 98520, 101804, 108372, 118224, 122760, 127255, 135465, 144496, 147780, 152706, 162558, 180620, 197040, 203608, 216744, 229059, 245520, 254510, 270930, 279961, 295560, 305412, 325116, 361240, 381765, 406395, 407216, 433488, 458118, 509020, 541860, 559922, 591120, 610824, 650232, 722480, 763530, 812790, 839883, 916236, 1018040, 1083720, 1119844, 1145295, 1221648, 1300464, 1399805, 1527060, 1625580, 1679766, 1832472, 2036080, 2167440, 2239688, 2290590, 2519649, 2799610, 3054120, 3251160, 3359532, 3664944, 4199415, 4479376, 4581180, 5039298, 5599220, 6108240, 6502320, 6719064, 8398830, 9162360, 10078596, 11198440, 12598245, 13438128, 16797660, 18324720, 20157192, 22396880, 25196490, 33595320, 40314384, 50392980, 67190640, 100785960, 201571920]

約数ペア:

[(1, 201571920), (2, 100785960), (3, 67190640), (4, 50392980), (5, 40314384), (6, 33595320), (8, 25196490), (9, 22396880), (10, 20157192), (11, 18324720), (12, 16797660), (15, 13438128), (16, 12598245), (18, 11198440), (20, 10078596), (22, 9162360), (24, 8398830), (30, 6719064), (31, 6502320), (33, 6108240), (36, 5599220), (40, 5039298), (44, 4581180), (45, 4479376), (48, 4199415), (55, 3664944), (60, 3359532), (62, 3251160), (66, 3054120), (72, 2799610), (80, 2519649), (88, 2290590), (90, 2239688), (93, 2167440), (99, 2036080), (110, 1832472), (120, 1679766), (124, 1625580), (132, 1527060), (144, 1399805), (155, 1300464), (165, 1221648), (176, 1145295), (180, 1119844), (186, 1083720), (198, 1018040), (220, 916236), (240, 839883), (248, 812790), (264, 763530), (279, 722480), (310, 650232), (330, 610824), (341, 591120), (360, 559922), (372, 541860), (396, 509020), (440, 458118), (465, 433488), (495, 407216), (496, 406395), (528, 381765), (558, 361240), (620, 325116), (660, 305412), (682, 295560), (720, 279961), (744, 270930), (792, 254510), (821, 245520), (880, 229059), (930, 216744), (990, 203608), (1023, 197040), (1116, 180620), (1240, 162558), (1320, 152706), (1364, 147780), (1395, 144496), (1488, 135465), (1584, 127255), (1642, 122760), (1705, 118224), (1860, 108372), (1980, 101804), (2046, 98520), (2232, 90310), (2463, 81840), (2480, 81279), (2640, 76353), (2728, 73890), (2790, 72248), (3069, 65680), (3284, 61380), (3410, 59112), (3720, 54186), (3960, 50902), (4092, 49260), (4105, 49104), (4464, 45155), (4926, 40920), (5115, 39408), (5456, 36945), (5580, 36124), (6138, 32840), (6568, 30690), (6820, 29556), (7389, 27280), (7440, 27093), (7920, 25451), (8184, 24630), (8210, 24552), (9031, 22320), (9852, 20460), (10230, 19704), (11160, 18062), (12276, 16420), (12315, 16368), (13136, 15345), (13640, 14778)]