392425280

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1$

素因数の和:257

約数の個数: 224

約数和(自身を含む): 1106058240

約数和(自身を除く): 713632960

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 31, 32, 34, 40, 52, 62, 64, 65, 68, 80, 85, 104, 124, 130, 136, 155, 160, 170, 179, 208, 221, 248, 260, 272, 310, 320, 340, 358, 403, 416, 442, 496, 520, 527, 544, 620, 680, 716, 806, 832, 884, 895, 992, 1040, 1054, 1088, 1105, 1240, 1360, 1432, 1612, 1768, 1790, 1984, 2015, 2080, 2108, 2210, 2327, 2480, 2635, 2720, 2864, 3043, 3224, 3536, 3580, 4030, 4160, 4216, 4420, 4654, 4960, 5270, 5440, 5549, 5728, 6086, 6448, 6851, 7072, 7160, 8060, 8432, 8840, 9308, 9920, 10540, 11098, 11456, 11635, 12172, 12896, 13702, 14144, 14320, 15215, 16120, 16864, 17680, 18616, 21080, 22196, 23270, 24344, 25792, 27404, 27745, 28640, 30430, 32240, 33728, 34255, 35360, 37232, 39559, 42160, 44392, 46540, 48688, 54808, 55490, 57280, 60860, 64480, 68510, 70720, 72137, 74464, 79118, 84320, 88784, 93080, 94333, 97376, 109616, 110980, 121720, 128960, 137020, 144274, 148928, 158236, 168640, 177568, 186160, 188666, 194752, 197795, 219232, 221960, 243440, 274040, 288548, 316472, 355136, 360685, 372320, 377332, 395590, 438464, 443920, 471665, 486880, 548080, 577096, 632944, 721370, 744640, 754664, 791180, 887840, 943330, 973760, 1096160, 1154192, 1226329, 1265888, 1442740, 1509328, 1582360, 1775680, 1886660, 2192320, 2308384, 2452658, 2531776, 2885480, 3018656, 3164720, 3773320, 4616768, 4905316, 5770960, 6037312, 6131645, 6329440, 7546640, 9810632, 11541920, 12263290, 12658880, 15093280, 19621264, 23083840, 24526580, 30186560, 39242528, 49053160, 78485056, 98106320, 196212640, 392425280]

約数ペア:

[(1, 392425280), (2, 196212640), (4, 98106320), (5, 78485056), (8, 49053160), (10, 39242528), (13, 30186560), (16, 24526580), (17, 23083840), (20, 19621264), (26, 15093280), (31, 12658880), (32, 12263290), (34, 11541920), (40, 9810632), (52, 7546640), (62, 6329440), (64, 6131645), (65, 6037312), (68, 5770960), (80, 4905316), (85, 4616768), (104, 3773320), (124, 3164720), (130, 3018656), (136, 2885480), (155, 2531776), (160, 2452658), (170, 2308384), (179, 2192320), (208, 1886660), (221, 1775680), (248, 1582360), (260, 1509328), (272, 1442740), (310, 1265888), (320, 1226329), (340, 1154192), (358, 1096160), (403, 973760), (416, 943330), (442, 887840), (496, 791180), (520, 754664), (527, 744640), (544, 721370), (620, 632944), (680, 577096), (716, 548080), (806, 486880), (832, 471665), (884, 443920), (895, 438464), (992, 395590), (1040, 377332), (1054, 372320), (1088, 360685), (1105, 355136), (1240, 316472), (1360, 288548), (1432, 274040), (1612, 243440), (1768, 221960), (1790, 219232), (1984, 197795), (2015, 194752), (2080, 188666), (2108, 186160), (2210, 177568), (2327, 168640), (2480, 158236), (2635, 148928), (2720, 144274), (2864, 137020), (3043, 128960), (3224, 121720), (3536, 110980), (3580, 109616), (4030, 97376), (4160, 94333), (4216, 93080), (4420, 88784), (4654, 84320), (4960, 79118), (5270, 74464), (5440, 72137), (5549, 70720), (5728, 68510), (6086, 64480), (6448, 60860), (6851, 57280), (7072, 55490), (7160, 54808), (8060, 48688), (8432, 46540), (8840, 44392), (9308, 42160), (9920, 39559), (10540, 37232), (11098, 35360), (11456, 34255), (11635, 33728), (12172, 32240), (12896, 30430), (13702, 28640), (14144, 27745), (14320, 27404), (15215, 25792), (16120, 24344), (16864, 23270), (17680, 22196), (18616, 21080)]