198530640

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{3581}}^1$

素因数の和:3618

約数の個数: 240

約数和(自身を含む): 831482496

約数和(自身を除く): 632951856

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 16, 18, 20, 21, 22, 24, 28, 30, 33, 35, 36, 40, 42, 44, 45, 48, 55, 56, 60, 63, 66, 70, 72, 77, 80, 84, 88, 90, 99, 105, 110, 112, 120, 126, 132, 140, 144, 154, 165, 168, 176, 180, 198, 210, 220, 231, 240, 252, 264, 280, 308, 315, 330, 336, 360, 385, 396, 420, 440, 462, 495, 504, 528, 560, 616, 630, 660, 693, 720, 770, 792, 840, 880, 924, 990, 1008, 1155, 1232, 1260, 1320, 1386, 1540, 1584, 1680, 1848, 1980, 2310, 2520, 2640, 2772, 3080, 3465, 3581, 3696, 3960, 4620, 5040, 5544, 6160, 6930, 7162, 7920, 9240, 10743, 11088, 13860, 14324, 17905, 18480, 21486, 25067, 27720, 28648, 32229, 35810, 39391, 42972, 50134, 53715, 55440, 57296, 64458, 71620, 75201, 78782, 85944, 100268, 107430, 118173, 125335, 128916, 143240, 150402, 157564, 161145, 171888, 196955, 200536, 214860, 225603, 236346, 250670, 257832, 275737, 286480, 300804, 315128, 322290, 354519, 376005, 393910, 401072, 429720, 451206, 472692, 501340, 515664, 551474, 590865, 601608, 630256, 644580, 709038, 752010, 787820, 827211, 859440, 902412, 945384, 1002680, 1102948, 1128015, 1181730, 1203216, 1289160, 1378685, 1418076, 1504020, 1575640, 1654422, 1772595, 1804824, 1890768, 2005360, 2205896, 2256030, 2363460, 2481633, 2578320, 2757370, 2836152, 3008040, 3151280, 3308844, 3545190, 3609648, 4136055, 4411792, 4512060, 4726920, 4963266, 5514740, 5672304, 6016080, 6617688, 7090380, 8272110, 9024120, 9453840, 9926532, 11029480, 12408165, 13235376, 14180760, 16544220, 18048240, 19853064, 22058960, 24816330, 28361520, 33088440, 39706128, 49632660, 66176880, 99265320, 198530640]

約数ペア:

[(1, 198530640), (2, 99265320), (3, 66176880), (4, 49632660), (5, 39706128), (6, 33088440), (7, 28361520), (8, 24816330), (9, 22058960), (10, 19853064), (11, 18048240), (12, 16544220), (14, 14180760), (15, 13235376), (16, 12408165), (18, 11029480), (20, 9926532), (21, 9453840), (22, 9024120), (24, 8272110), (28, 7090380), (30, 6617688), (33, 6016080), (35, 5672304), (36, 5514740), (40, 4963266), (42, 4726920), (44, 4512060), (45, 4411792), (48, 4136055), (55, 3609648), (56, 3545190), (60, 3308844), (63, 3151280), (66, 3008040), (70, 2836152), (72, 2757370), (77, 2578320), (80, 2481633), (84, 2363460), (88, 2256030), (90, 2205896), (99, 2005360), (105, 1890768), (110, 1804824), (112, 1772595), (120, 1654422), (126, 1575640), (132, 1504020), (140, 1418076), (144, 1378685), (154, 1289160), (165, 1203216), (168, 1181730), (176, 1128015), (180, 1102948), (198, 1002680), (210, 945384), (220, 902412), (231, 859440), (240, 827211), (252, 787820), (264, 752010), (280, 709038), (308, 644580), (315, 630256), (330, 601608), (336, 590865), (360, 551474), (385, 515664), (396, 501340), (420, 472692), (440, 451206), (462, 429720), (495, 401072), (504, 393910), (528, 376005), (560, 354519), (616, 322290), (630, 315128), (660, 300804), (693, 286480), (720, 275737), (770, 257832), (792, 250670), (840, 236346), (880, 225603), (924, 214860), (990, 200536), (1008, 196955), (1155, 171888), (1232, 161145), (1260, 157564), (1320, 150402), (1386, 143240), (1540, 128916), (1584, 125335), (1680, 118173), (1848, 107430), (1980, 100268), (2310, 85944), (2520, 78782), (2640, 75201), (2772, 71620), (3080, 64458), (3465, 57296), (3581, 55440), (3696, 53715), (3960, 50134), (4620, 42972), (5040, 39391), (5544, 35810), (6160, 32229), (6930, 28648), (7162, 27720), (7920, 25067), (9240, 21486), (10743, 18480), (11088, 17905), (13860, 14324)]