490180680

素因数分解:

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

素因数の和:95

約数の個数: 320

約数和(自身を含む): 1855296000

約数和(自身を除く): 1365115320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 27, 30, 31, 33, 36, 40, 44, 45, 54, 55, 60, 62, 66, 72, 88, 90, 93, 99, 108, 110, 120, 121, 124, 132, 135, 155, 165, 180, 186, 198, 216, 220, 242, 248, 264, 270, 279, 297, 310, 330, 341, 360, 363, 372, 396, 440, 465, 484, 495, 540, 558, 594, 605, 620, 660, 682, 726, 744, 792, 837, 930, 968, 990, 1023, 1080, 1089, 1116, 1188, 1210, 1240, 1320, 1331, 1364, 1395, 1452, 1485, 1674, 1705, 1815, 1860, 1980, 2046, 2178, 2232, 2376, 2420, 2662, 2728, 2790, 2904, 2970, 3069, 3267, 3348, 3410, 3630, 3720, 3751, 3960, 3993, 4092, 4185, 4356, 4840, 5115, 5324, 5445, 5580, 5940, 6138, 6534, 6655, 6696, 6820, 7260, 7502, 7986, 8184, 8370, 8712, 9207, 10230, 10648, 10890, 11160, 11253, 11880, 11979, 12276, 13068, 13310, 13640, 14520, 14641, 15004, 15345, 15972, 16335, 16740, 18414, 18755, 19965, 20460, 21780, 22506, 23958, 24552, 26136, 26620, 29282, 30008, 30690, 31944, 32670, 33480, 33759, 35937, 36828, 37510, 39930, 40920, 41261, 43560, 43923, 45012, 46035, 47916, 53240, 56265, 58564, 59895, 61380, 65340, 67518, 71874, 73205, 73656, 75020, 79860, 82522, 87846, 90024, 92070, 95832, 101277, 112530, 117128, 119790, 122760, 123783, 130680, 131769, 135036, 143748, 146410, 150040, 159720, 165044, 168795, 175692, 179685, 184140, 202554, 206305, 219615, 225060, 239580, 247566, 263538, 270072, 287496, 292820, 330088, 337590, 351384, 359370, 368280, 371349, 395307, 405108, 412610, 439230, 450120, 453871, 479160, 495132, 506385, 527076, 585640, 618915, 658845, 675180, 718740, 742698, 790614, 810216, 825220, 878460, 907742, 990264, 1012770, 1054152, 1114047, 1237830, 1317690, 1350360, 1361613, 1437480, 1485396, 1581228, 1650440, 1756920, 1815484, 1856745, 1976535, 2025540, 2228094, 2269355, 2475660, 2635380, 2723226, 2970792, 3162456, 3630968, 3713490, 3953070, 4051080, 4084839, 4456188, 4538710, 4951320, 5270760, 5446452, 5570235, 6808065, 7426980, 7906140, 8169678, 8912376, 9077420, 10892904, 11140470, 12254517, 13616130, 14853960, 15812280, 16339356, 18154840, 20424195, 22280940, 24509034, 27232260, 32678712, 40848390, 44561880, 49018068, 54464520, 61272585, 81696780, 98036136, 122545170, 163393560, 245090340, 490180680]

約数ペア:

[(1, 490180680), (2, 245090340), (3, 163393560), (4, 122545170), (5, 98036136), (6, 81696780), (8, 61272585), (9, 54464520), (10, 49018068), (11, 44561880), (12, 40848390), (15, 32678712), (18, 27232260), (20, 24509034), (22, 22280940), (24, 20424195), (27, 18154840), (30, 16339356), (31, 15812280), (33, 14853960), (36, 13616130), (40, 12254517), (44, 11140470), (45, 10892904), (54, 9077420), (55, 8912376), (60, 8169678), (62, 7906140), (66, 7426980), (72, 6808065), (88, 5570235), (90, 5446452), (93, 5270760), (99, 4951320), (108, 4538710), (110, 4456188), (120, 4084839), (121, 4051080), (124, 3953070), (132, 3713490), (135, 3630968), (155, 3162456), (165, 2970792), (180, 2723226), (186, 2635380), (198, 2475660), (216, 2269355), (220, 2228094), (242, 2025540), (248, 1976535), (264, 1856745), (270, 1815484), (279, 1756920), (297, 1650440), (310, 1581228), (330, 1485396), (341, 1437480), (360, 1361613), (363, 1350360), (372, 1317690), (396, 1237830), (440, 1114047), (465, 1054152), (484, 1012770), (495, 990264), (540, 907742), (558, 878460), (594, 825220), (605, 810216), (620, 790614), (660, 742698), (682, 718740), (726, 675180), (744, 658845), (792, 618915), (837, 585640), (930, 527076), (968, 506385), (990, 495132), (1023, 479160), (1080, 453871), (1089, 450120), (1116, 439230), (1188, 412610), (1210, 405108), (1240, 395307), (1320, 371349), (1331, 368280), (1364, 359370), (1395, 351384), (1452, 337590), (1485, 330088), (1674, 292820), (1705, 287496), (1815, 270072), (1860, 263538), (1980, 247566), (2046, 239580), (2178, 225060), (2232, 219615), (2376, 206305), (2420, 202554), (2662, 184140), (2728, 179685), (2790, 175692), (2904, 168795), (2970, 165044), (3069, 159720), (3267, 150040), (3348, 146410), (3410, 143748), (3630, 135036), (3720, 131769), (3751, 130680), (3960, 123783), (3993, 122760), (4092, 119790), (4185, 117128), (4356, 112530), (4840, 101277), (5115, 95832), (5324, 92070), (5445, 90024), (5580, 87846), (5940, 82522), (6138, 79860), (6534, 75020), (6655, 73656), (6696, 73205), (6820, 71874), (7260, 67518), (7502, 65340), (7986, 61380), (8184, 59895), (8370, 58564), (8712, 56265), (9207, 53240), (10230, 47916), (10648, 46035), (10890, 45012), (11160, 43923), (11253, 43560), (11880, 41261), (11979, 40920), (12276, 39930), (13068, 37510), (13310, 36828), (13640, 35937), (14520, 33759), (14641, 33480), (15004, 32670), (15345, 31944), (15972, 30690), (16335, 30008), (16740, 29282), (18414, 26620), (18755, 26136), (19965, 24552), (20460, 23958), (21780, 22506)]