21569668560

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{87853}}^1$

素因数の和:87914

約数の個数: 240

約数和(自身を含む): 81573493248

約数和(自身を除く): 60003824688

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, 880, 930, 990, 1023, 1116, 1240, 1320, 1364, 1395, 1488, 1584, 1705, 1860, 1980, 2046, 2232, 2480, 2640, 2728, 2790, 3069, 3410, 3720, 3960, 4092, 4464, 5115, 5456, 5580, 6138, 6820, 7440, 7920, 8184, 10230, 11160, 12276, 13640, 15345, 16368, 20460, 22320, 24552, 27280, 30690, 40920, 49104, 61380, 81840, 87853, 122760, 175706, 245520, 263559, 351412, 439265, 527118, 702824, 790677, 878530, 966383, 1054236, 1317795, 1405648, 1581354, 1757060, 1932766, 2108472, 2635590, 2723443, 2899149, 3162708, 3514120, 3865532, 3953385, 4216944, 4831915, 5271180, 5446886, 5798298, 6325416, 7028240, 7731064, 7906770, 8170329, 8697447, 9663830, 10542360, 10893772, 11596596, 12650832, 13617215, 14495745, 15462128, 15813540, 16340658, 17394894, 19327660, 21084720, 21787544, 23193192, 24510987, 27234430, 28991490, 29957873, 31627080, 32681316, 34789788, 38655320, 40851645, 43487235, 43575088, 46386384, 49021974, 54468860, 57982980, 59915746, 63254160, 65362632, 69579576, 77310640, 81703290, 86974470, 89873619, 98043948, 108937720, 115965960, 119831492, 122554935, 130725264, 139159152, 149789365, 163406580, 173948940, 179747238, 196087896, 217875440, 231931920, 239662984, 245109870, 269620857, 299578730, 326813160, 347897880, 359494476, 392175792, 449368095, 479325968, 490219740, 539241714, 599157460, 653626320, 695795760, 718988952, 898736190, 980439480, 1078483428, 1198314920, 1348104285, 1437977904, 1797472380, 1960878960, 2156966856, 2396629840, 2696208570, 3594944760, 4313933712, 5392417140, 7189889520, 10784834280, 21569668560]

約数ペア:

[(1, 21569668560), (2, 10784834280), (3, 7189889520), (4, 5392417140), (5, 4313933712), (6, 3594944760), (8, 2696208570), (9, 2396629840), (10, 2156966856), (11, 1960878960), (12, 1797472380), (15, 1437977904), (16, 1348104285), (18, 1198314920), (20, 1078483428), (22, 980439480), (24, 898736190), (30, 718988952), (31, 695795760), (33, 653626320), (36, 599157460), (40, 539241714), (44, 490219740), (45, 479325968), (48, 449368095), (55, 392175792), (60, 359494476), (62, 347897880), (66, 326813160), (72, 299578730), (80, 269620857), (88, 245109870), (90, 239662984), (93, 231931920), (99, 217875440), (110, 196087896), (120, 179747238), (124, 173948940), (132, 163406580), (144, 149789365), (155, 139159152), (165, 130725264), (176, 122554935), (180, 119831492), (186, 115965960), (198, 108937720), (220, 98043948), (240, 89873619), (248, 86974470), (264, 81703290), (279, 77310640), (310, 69579576), (330, 65362632), (341, 63254160), (360, 59915746), (372, 57982980), (396, 54468860), (440, 49021974), (465, 46386384), (495, 43575088), (496, 43487235), (528, 40851645), (558, 38655320), (620, 34789788), (660, 32681316), (682, 31627080), (720, 29957873), (744, 28991490), (792, 27234430), (880, 24510987), (930, 23193192), (990, 21787544), (1023, 21084720), (1116, 19327660), (1240, 17394894), (1320, 16340658), (1364, 15813540), (1395, 15462128), (1488, 14495745), (1584, 13617215), (1705, 12650832), (1860, 11596596), (1980, 10893772), (2046, 10542360), (2232, 9663830), (2480, 8697447), (2640, 8170329), (2728, 7906770), (2790, 7731064), (3069, 7028240), (3410, 6325416), (3720, 5798298), (3960, 5446886), (4092, 5271180), (4464, 4831915), (5115, 4216944), (5456, 3953385), (5580, 3865532), (6138, 3514120), (6820, 3162708), (7440, 2899149), (7920, 2723443), (8184, 2635590), (10230, 2108472), (11160, 1932766), (12276, 1757060), (13640, 1581354), (15345, 1405648), (16368, 1317795), (20460, 1054236), (22320, 966383), (24552, 878530), (27280, 790677), (30690, 702824), (40920, 527118), (49104, 439265), (61380, 351412), (81840, 263559), (87853, 245520), (122760, 175706)]