20487163680

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{29}}^2\times {\mathrm{5639}}^1$

素因数の和:5721

約数の個数: 288

約数和(自身を含む): 74276092800

約数和(自身を除く): 53788929120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 29, 30, 32, 36, 40, 45, 48, 54, 58, 60, 72, 80, 87, 90, 96, 108, 116, 120, 135, 144, 145, 160, 174, 180, 216, 232, 240, 261, 270, 288, 290, 348, 360, 432, 435, 464, 480, 522, 540, 580, 696, 720, 783, 841, 864, 870, 928, 1044, 1080, 1160, 1305, 1392, 1440, 1566, 1682, 1740, 2088, 2160, 2320, 2523, 2610, 2784, 3132, 3364, 3480, 3915, 4176, 4205, 4320, 4640, 5046, 5220, 5639, 6264, 6728, 6960, 7569, 7830, 8352, 8410, 10092, 10440, 11278, 12528, 12615, 13456, 13920, 15138, 15660, 16820, 16917, 20184, 20880, 22556, 22707, 25056, 25230, 26912, 28195, 30276, 31320, 33640, 33834, 37845, 40368, 41760, 45112, 45414, 50460, 50751, 56390, 60552, 62640, 67280, 67668, 75690, 80736, 84585, 90224, 90828, 100920, 101502, 112780, 113535, 121104, 125280, 134560, 135336, 151380, 152253, 163531, 169170, 180448, 181656, 201840, 203004, 225560, 227070, 242208, 253755, 270672, 302760, 304506, 327062, 338340, 363312, 403680, 406008, 451120, 454140, 490593, 507510, 541344, 605520, 609012, 654124, 676680, 726624, 761265, 812016, 817655, 902240, 908280, 981186, 1015020, 1211040, 1218024, 1308248, 1353360, 1471779, 1522530, 1624032, 1635310, 1816560, 1962372, 2030040, 2436048, 2452965, 2616496, 2706720, 2943558, 3045060, 3270620, 3633120, 3924744, 4060080, 4415337, 4742399, 4872096, 4905930, 5232992, 5887116, 6090120, 6541240, 7358895, 7849488, 8120160, 8830674, 9484798, 9811860, 11774232, 12180240, 13082480, 14227197, 14717790, 15698976, 17661348, 18969596, 19623720, 22076685, 23548464, 23711995, 24360480, 26164960, 28454394, 29435580, 35322696, 37939192, 39247440, 42681591, 44153370, 47096928, 47423990, 56908788, 58871160, 70645392, 71135985, 75878384, 78494880, 85363182, 88306740, 94847980, 113817576, 117742320, 128044773, 141290784, 142271970, 151756768, 170726364, 176613480, 189695960, 213407955, 227635152, 235484640, 256089546, 284543940, 341452728, 353226960, 379391920, 426815910, 455270304, 512179092, 569087880, 640223865, 682905456, 706453920, 758783840, 853631820, 1024358184, 1138175760, 1280447730, 1365810912, 1707263640, 2048716368, 2276351520, 2560895460, 3414527280, 4097432736, 5121790920, 6829054560, 10243581840, 20487163680]

約数ペア:

[(1, 20487163680), (2, 10243581840), (3, 6829054560), (4, 5121790920), (5, 4097432736), (6, 3414527280), (8, 2560895460), (9, 2276351520), (10, 2048716368), (12, 1707263640), (15, 1365810912), (16, 1280447730), (18, 1138175760), (20, 1024358184), (24, 853631820), (27, 758783840), (29, 706453920), (30, 682905456), (32, 640223865), (36, 569087880), (40, 512179092), (45, 455270304), (48, 426815910), (54, 379391920), (58, 353226960), (60, 341452728), (72, 284543940), (80, 256089546), (87, 235484640), (90, 227635152), (96, 213407955), (108, 189695960), (116, 176613480), (120, 170726364), (135, 151756768), (144, 142271970), (145, 141290784), (160, 128044773), (174, 117742320), (180, 113817576), (216, 94847980), (232, 88306740), (240, 85363182), (261, 78494880), (270, 75878384), (288, 71135985), (290, 70645392), (348, 58871160), (360, 56908788), (432, 47423990), (435, 47096928), (464, 44153370), (480, 42681591), (522, 39247440), (540, 37939192), (580, 35322696), (696, 29435580), (720, 28454394), (783, 26164960), (841, 24360480), (864, 23711995), (870, 23548464), (928, 22076685), (1044, 19623720), (1080, 18969596), (1160, 17661348), (1305, 15698976), (1392, 14717790), (1440, 14227197), (1566, 13082480), (1682, 12180240), (1740, 11774232), (2088, 9811860), (2160, 9484798), (2320, 8830674), (2523, 8120160), (2610, 7849488), (2784, 7358895), (3132, 6541240), (3364, 6090120), (3480, 5887116), (3915, 5232992), (4176, 4905930), (4205, 4872096), (4320, 4742399), (4640, 4415337), (5046, 4060080), (5220, 3924744), (5639, 3633120), (6264, 3270620), (6728, 3045060), (6960, 2943558), (7569, 2706720), (7830, 2616496), (8352, 2452965), (8410, 2436048), (10092, 2030040), (10440, 1962372), (11278, 1816560), (12528, 1635310), (12615, 1624032), (13456, 1522530), (13920, 1471779), (15138, 1353360), (15660, 1308248), (16820, 1218024), (16917, 1211040), (20184, 1015020), (20880, 981186), (22556, 908280), (22707, 902240), (25056, 817655), (25230, 812016), (26912, 761265), (28195, 726624), (30276, 676680), (31320, 654124), (33640, 609012), (33834, 605520), (37845, 541344), (40368, 507510), (41760, 490593), (45112, 454140), (45414, 451120), (50460, 406008), (50751, 403680), (56390, 363312), (60552, 338340), (62640, 327062), (67280, 304506), (67668, 302760), (75690, 270672), (80736, 253755), (84585, 242208), (90224, 227070), (90828, 225560), (100920, 203004), (101502, 201840), (112780, 181656), (113535, 180448), (121104, 169170), (125280, 163531), (134560, 152253), (135336, 151380)]