28387753920

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{138829}}^1$

素因数の和:138923

約数の個数: 168

約数和(自身を含む): 99017998560

約数和(自身を除く): 70630244640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 71, 72, 80, 90, 96, 120, 142, 144, 160, 180, 192, 213, 240, 284, 288, 320, 355, 360, 426, 480, 568, 576, 639, 710, 720, 852, 960, 1065, 1136, 1278, 1420, 1440, 1704, 2130, 2272, 2556, 2840, 2880, 3195, 3408, 4260, 4544, 5112, 5680, 6390, 6816, 8520, 10224, 11360, 12780, 13632, 17040, 20448, 22720, 25560, 34080, 40896, 51120, 68160, 102240, 138829, 204480, 277658, 416487, 555316, 694145, 832974, 1110632, 1249461, 1388290, 1665948, 2082435, 2221264, 2498922, 2776580, 3331896, 4164870, 4442528, 4997844, 5553160, 6247305, 6663792, 8329740, 8885056, 9856859, 9995688, 11106320, 12494610, 13327584, 16659480, 19713718, 19991376, 22212640, 24989220, 26655168, 29570577, 33318960, 39427436, 39982752, 44425280, 49284295, 49978440, 59141154, 66637920, 78854872, 79965504, 88711731, 98568590, 99956880, 118282308, 133275840, 147852885, 157709744, 177423462, 197137180, 199913760, 236564616, 295705770, 315419488, 354846924, 394274360, 399827520, 443558655, 473129232, 591411540, 630838976, 709693848, 788548720, 887117310, 946258464, 1182823080, 1419387696, 1577097440, 1774234620, 1892516928, 2365646160, 2838775392, 3154194880, 3548469240, 4731292320, 5677550784, 7096938480, 9462584640, 14193876960, 28387753920]

約数ペア:

[(1, 28387753920), (2, 14193876960), (3, 9462584640), (4, 7096938480), (5, 5677550784), (6, 4731292320), (8, 3548469240), (9, 3154194880), (10, 2838775392), (12, 2365646160), (15, 1892516928), (16, 1774234620), (18, 1577097440), (20, 1419387696), (24, 1182823080), (30, 946258464), (32, 887117310), (36, 788548720), (40, 709693848), (45, 630838976), (48, 591411540), (60, 473129232), (64, 443558655), (71, 399827520), (72, 394274360), (80, 354846924), (90, 315419488), (96, 295705770), (120, 236564616), (142, 199913760), (144, 197137180), (160, 177423462), (180, 157709744), (192, 147852885), (213, 133275840), (240, 118282308), (284, 99956880), (288, 98568590), (320, 88711731), (355, 79965504), (360, 78854872), (426, 66637920), (480, 59141154), (568, 49978440), (576, 49284295), (639, 44425280), (710, 39982752), (720, 39427436), (852, 33318960), (960, 29570577), (1065, 26655168), (1136, 24989220), (1278, 22212640), (1420, 19991376), (1440, 19713718), (1704, 16659480), (2130, 13327584), (2272, 12494610), (2556, 11106320), (2840, 9995688), (2880, 9856859), (3195, 8885056), (3408, 8329740), (4260, 6663792), (4544, 6247305), (5112, 5553160), (5680, 4997844), (6390, 4442528), (6816, 4164870), (8520, 3331896), (10224, 2776580), (11360, 2498922), (12780, 2221264), (13632, 2082435), (17040, 1665948), (20448, 1388290), (22720, 1249461), (25560, 1110632), (34080, 832974), (40896, 694145), (51120, 555316), (68160, 416487), (102240, 277658), (138829, 204480)]