21687319620

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{449}}^1\times {\mathrm{3889}}^1$

素因数の和:4379

約数の個数: 192

約数和(自身を含む): 70580160000

約数和(自身を除く): 48892840380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 27, 30, 36, 45, 46, 54, 60, 69, 90, 92, 108, 115, 135, 138, 180, 207, 230, 270, 276, 345, 414, 449, 460, 540, 621, 690, 828, 898, 1035, 1242, 1347, 1380, 1796, 2070, 2245, 2484, 2694, 3105, 3889, 4041, 4140, 4490, 5388, 6210, 6735, 7778, 8082, 8980, 10327, 11667, 12123, 12420, 13470, 15556, 16164, 19445, 20205, 20654, 23334, 24246, 26940, 30981, 35001, 38890, 40410, 41308, 46668, 48492, 51635, 58335, 60615, 61962, 70002, 77780, 80820, 89447, 92943, 103270, 105003, 116670, 121230, 123924, 140004, 154905, 175005, 178894, 185886, 206540, 210006, 233340, 242460, 268341, 278829, 309810, 350010, 357788, 371772, 420012, 447235, 464715, 525015, 536682, 557658, 619620, 700020, 805023, 894470, 929430, 1050030, 1073364, 1115316, 1341705, 1394145, 1610046, 1746161, 1788940, 1858860, 2100060, 2415069, 2683410, 2788290, 3220092, 3492322, 4025115, 4830138, 5238483, 5366820, 5576580, 6984644, 8050230, 8730805, 9660276, 10476966, 12075345, 15715449, 16100460, 17461610, 20953932, 24150690, 26192415, 31430898, 34923220, 40161703, 47146347, 48301380, 52384830, 62861796, 78577245, 80323406, 94292694, 104769660, 120485109, 157154490, 160646812, 188585388, 200808515, 235731735, 240970218, 314308980, 361455327, 401617030, 471463470, 481940436, 602425545, 722910654, 803234060, 942926940, 1084365981, 1204851090, 1445821308, 1807276635, 2168731962, 2409702180, 3614553270, 4337463924, 5421829905, 7229106540, 10843659810, 21687319620]

約数ペア:

[(1, 21687319620), (2, 10843659810), (3, 7229106540), (4, 5421829905), (5, 4337463924), (6, 3614553270), (9, 2409702180), (10, 2168731962), (12, 1807276635), (15, 1445821308), (18, 1204851090), (20, 1084365981), (23, 942926940), (27, 803234060), (30, 722910654), (36, 602425545), (45, 481940436), (46, 471463470), (54, 401617030), (60, 361455327), (69, 314308980), (90, 240970218), (92, 235731735), (108, 200808515), (115, 188585388), (135, 160646812), (138, 157154490), (180, 120485109), (207, 104769660), (230, 94292694), (270, 80323406), (276, 78577245), (345, 62861796), (414, 52384830), (449, 48301380), (460, 47146347), (540, 40161703), (621, 34923220), (690, 31430898), (828, 26192415), (898, 24150690), (1035, 20953932), (1242, 17461610), (1347, 16100460), (1380, 15715449), (1796, 12075345), (2070, 10476966), (2245, 9660276), (2484, 8730805), (2694, 8050230), (3105, 6984644), (3889, 5576580), (4041, 5366820), (4140, 5238483), (4490, 4830138), (5388, 4025115), (6210, 3492322), (6735, 3220092), (7778, 2788290), (8082, 2683410), (8980, 2415069), (10327, 2100060), (11667, 1858860), (12123, 1788940), (12420, 1746161), (13470, 1610046), (15556, 1394145), (16164, 1341705), (19445, 1115316), (20205, 1073364), (20654, 1050030), (23334, 929430), (24246, 894470), (26940, 805023), (30981, 700020), (35001, 619620), (38890, 557658), (40410, 536682), (41308, 525015), (46668, 464715), (48492, 447235), (51635, 420012), (58335, 371772), (60615, 357788), (61962, 350010), (70002, 309810), (77780, 278829), (80820, 268341), (89447, 242460), (92943, 233340), (103270, 210006), (105003, 206540), (116670, 185886), (121230, 178894), (123924, 175005), (140004, 154905)]