215604180

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1$

素因数の和:181

約数の個数: 288

約数和(自身を含む): 766846080

約数和(自身を除く): 551241900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 30, 33, 36, 37, 44, 45, 54, 55, 60, 66, 74, 81, 90, 99, 108, 109, 110, 111, 132, 135, 148, 162, 165, 180, 185, 198, 218, 220, 222, 243, 270, 297, 324, 327, 330, 333, 370, 396, 405, 407, 436, 444, 486, 495, 540, 545, 555, 594, 654, 660, 666, 740, 810, 814, 891, 972, 981, 990, 999, 1090, 1110, 1188, 1199, 1215, 1221, 1308, 1332, 1485, 1620, 1628, 1635, 1665, 1782, 1962, 1980, 1998, 2035, 2180, 2220, 2398, 2430, 2442, 2673, 2943, 2970, 2997, 3270, 3330, 3564, 3597, 3663, 3924, 3996, 4033, 4070, 4455, 4796, 4860, 4884, 4905, 4995, 5346, 5886, 5940, 5994, 5995, 6105, 6540, 6660, 7194, 7326, 8066, 8140, 8829, 8910, 8991, 9810, 9990, 10692, 10791, 10989, 11772, 11988, 11990, 12099, 12210, 13365, 14388, 14652, 14715, 14985, 16132, 17658, 17820, 17982, 17985, 18315, 19620, 19980, 20165, 21582, 21978, 23980, 24198, 24420, 26487, 26730, 29430, 29970, 32373, 32967, 35316, 35964, 35970, 36297, 36630, 40330, 43164, 43956, 44145, 44363, 44955, 48396, 52974, 53460, 53955, 54945, 58860, 59940, 60495, 64746, 65934, 71940, 72594, 73260, 80660, 88290, 88726, 89910, 97119, 98901, 105948, 107910, 108891, 109890, 120990, 129492, 131868, 132435, 133089, 145188, 161865, 164835, 176580, 177452, 179820, 181485, 194238, 197802, 215820, 217782, 219780, 221815, 241980, 264870, 266178, 291357, 323730, 326673, 329670, 362970, 388476, 395604, 399267, 435564, 443630, 485595, 494505, 529740, 532356, 544455, 582714, 647460, 653346, 659340, 665445, 725940, 798534, 887260, 971190, 980019, 989010, 1088910, 1165428, 1197801, 1306692, 1330890, 1456785, 1597068, 1633365, 1942380, 1960038, 1978020, 1996335, 2177820, 2395602, 2661780, 2913570, 3266730, 3593403, 3920076, 3992670, 4791204, 4900095, 5827140, 5989005, 6533460, 7186806, 7985340, 9800190, 10780209, 11978010, 14373612, 17967015, 19600380, 21560418, 23956020, 35934030, 43120836, 53901045, 71868060, 107802090, 215604180]

約数ペア:

[(1, 215604180), (2, 107802090), (3, 71868060), (4, 53901045), (5, 43120836), (6, 35934030), (9, 23956020), (10, 21560418), (11, 19600380), (12, 17967015), (15, 14373612), (18, 11978010), (20, 10780209), (22, 9800190), (27, 7985340), (30, 7186806), (33, 6533460), (36, 5989005), (37, 5827140), (44, 4900095), (45, 4791204), (54, 3992670), (55, 3920076), (60, 3593403), (66, 3266730), (74, 2913570), (81, 2661780), (90, 2395602), (99, 2177820), (108, 1996335), (109, 1978020), (110, 1960038), (111, 1942380), (132, 1633365), (135, 1597068), (148, 1456785), (162, 1330890), (165, 1306692), (180, 1197801), (185, 1165428), (198, 1088910), (218, 989010), (220, 980019), (222, 971190), (243, 887260), (270, 798534), (297, 725940), (324, 665445), (327, 659340), (330, 653346), (333, 647460), (370, 582714), (396, 544455), (405, 532356), (407, 529740), (436, 494505), (444, 485595), (486, 443630), (495, 435564), (540, 399267), (545, 395604), (555, 388476), (594, 362970), (654, 329670), (660, 326673), (666, 323730), (740, 291357), (810, 266178), (814, 264870), (891, 241980), (972, 221815), (981, 219780), (990, 217782), (999, 215820), (1090, 197802), (1110, 194238), (1188, 181485), (1199, 179820), (1215, 177452), (1221, 176580), (1308, 164835), (1332, 161865), (1485, 145188), (1620, 133089), (1628, 132435), (1635, 131868), (1665, 129492), (1782, 120990), (1962, 109890), (1980, 108891), (1998, 107910), (2035, 105948), (2180, 98901), (2220, 97119), (2398, 89910), (2430, 88726), (2442, 88290), (2673, 80660), (2943, 73260), (2970, 72594), (2997, 71940), (3270, 65934), (3330, 64746), (3564, 60495), (3597, 59940), (3663, 58860), (3924, 54945), (3996, 53955), (4033, 53460), (4070, 52974), (4455, 48396), (4796, 44955), (4860, 44363), (4884, 44145), (4905, 43956), (4995, 43164), (5346, 40330), (5886, 36630), (5940, 36297), (5994, 35970), (5995, 35964), (6105, 35316), (6540, 32967), (6660, 32373), (7194, 29970), (7326, 29430), (8066, 26730), (8140, 26487), (8829, 24420), (8910, 24198), (8991, 23980), (9810, 21978), (9990, 21582), (10692, 20165), (10791, 19980), (10989, 19620), (11772, 18315), (11988, 17985), (11990, 17982), (12099, 17820), (12210, 17658), (13365, 16132), (14388, 14985), (14652, 14715)]