388182080

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{499}}^1$

素因数の和:557

約数の個数: 224

約数和(自身を含む): 1152144000

約数和(自身を除く): 763961920

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 17, 20, 22, 26, 32, 34, 40, 44, 52, 55, 64, 65, 68, 80, 85, 88, 104, 110, 130, 136, 143, 160, 170, 176, 187, 208, 220, 221, 260, 272, 286, 320, 340, 352, 374, 416, 440, 442, 499, 520, 544, 572, 680, 704, 715, 748, 832, 880, 884, 935, 998, 1040, 1088, 1105, 1144, 1360, 1430, 1496, 1760, 1768, 1870, 1996, 2080, 2210, 2288, 2431, 2495, 2720, 2860, 2992, 3520, 3536, 3740, 3992, 4160, 4420, 4576, 4862, 4990, 5440, 5489, 5720, 5984, 6487, 7072, 7480, 7984, 8483, 8840, 9152, 9724, 9980, 10978, 11440, 11968, 12155, 12974, 14144, 14960, 15968, 16966, 17680, 19448, 19960, 21956, 22880, 24310, 25948, 27445, 29920, 31936, 32435, 33932, 35360, 38896, 39920, 42415, 43912, 45760, 48620, 51896, 54890, 59840, 64870, 67864, 70720, 71357, 77792, 79840, 84830, 87824, 93313, 97240, 103792, 109780, 110279, 129740, 135728, 142714, 155584, 159680, 169660, 175648, 186626, 194480, 207584, 219560, 220558, 259480, 271456, 285428, 339320, 351296, 356785, 373252, 388960, 415168, 439120, 441116, 466565, 518960, 542912, 551395, 570856, 678640, 713570, 746504, 777920, 878240, 882232, 933130, 1037920, 1102790, 1141712, 1213069, 1357280, 1427140, 1493008, 1756480, 1764464, 1866260, 2075840, 2205580, 2283424, 2426138, 2714560, 2854280, 2986016, 3528928, 3732520, 4411160, 4566848, 4852276, 5708560, 5972032, 6065345, 7057856, 7465040, 8822320, 9704552, 11417120, 12130690, 14930080, 17644640, 19409104, 22834240, 24261380, 29860160, 35289280, 38818208, 48522760, 77636416, 97045520, 194091040, 388182080]

約数ペア:

[(1, 388182080), (2, 194091040), (4, 97045520), (5, 77636416), (8, 48522760), (10, 38818208), (11, 35289280), (13, 29860160), (16, 24261380), (17, 22834240), (20, 19409104), (22, 17644640), (26, 14930080), (32, 12130690), (34, 11417120), (40, 9704552), (44, 8822320), (52, 7465040), (55, 7057856), (64, 6065345), (65, 5972032), (68, 5708560), (80, 4852276), (85, 4566848), (88, 4411160), (104, 3732520), (110, 3528928), (130, 2986016), (136, 2854280), (143, 2714560), (160, 2426138), (170, 2283424), (176, 2205580), (187, 2075840), (208, 1866260), (220, 1764464), (221, 1756480), (260, 1493008), (272, 1427140), (286, 1357280), (320, 1213069), (340, 1141712), (352, 1102790), (374, 1037920), (416, 933130), (440, 882232), (442, 878240), (499, 777920), (520, 746504), (544, 713570), (572, 678640), (680, 570856), (704, 551395), (715, 542912), (748, 518960), (832, 466565), (880, 441116), (884, 439120), (935, 415168), (998, 388960), (1040, 373252), (1088, 356785), (1105, 351296), (1144, 339320), (1360, 285428), (1430, 271456), (1496, 259480), (1760, 220558), (1768, 219560), (1870, 207584), (1996, 194480), (2080, 186626), (2210, 175648), (2288, 169660), (2431, 159680), (2495, 155584), (2720, 142714), (2860, 135728), (2992, 129740), (3520, 110279), (3536, 109780), (3740, 103792), (3992, 97240), (4160, 93313), (4420, 87824), (4576, 84830), (4862, 79840), (4990, 77792), (5440, 71357), (5489, 70720), (5720, 67864), (5984, 64870), (6487, 59840), (7072, 54890), (7480, 51896), (7984, 48620), (8483, 45760), (8840, 43912), (9152, 42415), (9724, 39920), (9980, 38896), (10978, 35360), (11440, 33932), (11968, 32435), (12155, 31936), (12974, 29920), (14144, 27445), (14960, 25948), (15968, 24310), (16966, 22880), (17680, 21956), (19448, 19960)]