205246440

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1597}}^1$

素因数の和:1641

約数の個数: 256

約数和(自身を含む): 828403200

約数和(自身を除く): 623156760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 17, 18, 20, 21, 24, 27, 28, 30, 34, 35, 36, 40, 42, 45, 51, 54, 56, 60, 63, 68, 70, 72, 84, 85, 90, 102, 105, 108, 119, 120, 126, 135, 136, 140, 153, 168, 170, 180, 189, 204, 210, 216, 238, 252, 255, 270, 280, 306, 315, 340, 357, 360, 378, 408, 420, 459, 476, 504, 510, 540, 595, 612, 630, 680, 714, 756, 765, 840, 918, 945, 952, 1020, 1071, 1080, 1190, 1224, 1260, 1428, 1512, 1530, 1597, 1785, 1836, 1890, 2040, 2142, 2295, 2380, 2520, 2856, 3060, 3194, 3213, 3570, 3672, 3780, 4284, 4590, 4760, 4791, 5355, 6120, 6388, 6426, 7140, 7560, 7985, 8568, 9180, 9582, 10710, 11179, 12776, 12852, 14280, 14373, 15970, 16065, 18360, 19164, 21420, 22358, 23955, 25704, 27149, 28746, 31940, 32130, 33537, 38328, 42840, 43119, 44716, 47910, 54298, 55895, 57492, 63880, 64260, 67074, 71865, 81447, 86238, 89432, 95820, 100611, 108596, 111790, 114984, 128520, 134148, 135745, 143730, 162894, 167685, 172476, 190043, 191640, 201222, 215595, 217192, 223580, 244341, 268296, 271490, 287460, 301833, 325788, 335370, 344952, 380086, 402444, 407235, 431190, 447160, 488682, 503055, 542980, 570129, 574920, 603666, 651576, 670740, 733023, 760172, 804888, 814470, 862380, 950215, 977364, 1006110, 1085960, 1140258, 1207332, 1221705, 1341480, 1466046, 1509165, 1520344, 1628940, 1710387, 1724760, 1900430, 1954728, 2012220, 2280516, 2414664, 2443410, 2850645, 2932092, 3018330, 3257880, 3420774, 3665115, 3800860, 4024440, 4561032, 4886820, 5131161, 5701290, 5864184, 6036660, 6841548, 7330230, 7601720, 8551935, 9773640, 10262322, 11402580, 12073320, 13683096, 14660460, 17103870, 20524644, 22805160, 25655805, 29320920, 34207740, 41049288, 51311610, 68415480, 102623220, 205246440]

約数ペア:

[(1, 205246440), (2, 102623220), (3, 68415480), (4, 51311610), (5, 41049288), (6, 34207740), (7, 29320920), (8, 25655805), (9, 22805160), (10, 20524644), (12, 17103870), (14, 14660460), (15, 13683096), (17, 12073320), (18, 11402580), (20, 10262322), (21, 9773640), (24, 8551935), (27, 7601720), (28, 7330230), (30, 6841548), (34, 6036660), (35, 5864184), (36, 5701290), (40, 5131161), (42, 4886820), (45, 4561032), (51, 4024440), (54, 3800860), (56, 3665115), (60, 3420774), (63, 3257880), (68, 3018330), (70, 2932092), (72, 2850645), (84, 2443410), (85, 2414664), (90, 2280516), (102, 2012220), (105, 1954728), (108, 1900430), (119, 1724760), (120, 1710387), (126, 1628940), (135, 1520344), (136, 1509165), (140, 1466046), (153, 1341480), (168, 1221705), (170, 1207332), (180, 1140258), (189, 1085960), (204, 1006110), (210, 977364), (216, 950215), (238, 862380), (252, 814470), (255, 804888), (270, 760172), (280, 733023), (306, 670740), (315, 651576), (340, 603666), (357, 574920), (360, 570129), (378, 542980), (408, 503055), (420, 488682), (459, 447160), (476, 431190), (504, 407235), (510, 402444), (540, 380086), (595, 344952), (612, 335370), (630, 325788), (680, 301833), (714, 287460), (756, 271490), (765, 268296), (840, 244341), (918, 223580), (945, 217192), (952, 215595), (1020, 201222), (1071, 191640), (1080, 190043), (1190, 172476), (1224, 167685), (1260, 162894), (1428, 143730), (1512, 135745), (1530, 134148), (1597, 128520), (1785, 114984), (1836, 111790), (1890, 108596), (2040, 100611), (2142, 95820), (2295, 89432), (2380, 86238), (2520, 81447), (2856, 71865), (3060, 67074), (3194, 64260), (3213, 63880), (3570, 57492), (3672, 55895), (3780, 54298), (4284, 47910), (4590, 44716), (4760, 43119), (4791, 42840), (5355, 38328), (6120, 33537), (6388, 32130), (6426, 31940), (7140, 28746), (7560, 27149), (7985, 25704), (8568, 23955), (9180, 22358), (9582, 21420), (10710, 19164), (11179, 18360), (12776, 16065), (12852, 15970), (14280, 14373)]