280672380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^2\times {\mathrm{67}}^1$

素因数の和:173

約数の個数: 216

約数和(自身を含む): 940303728

約数和(自身を除く): 659631348

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 37, 45, 51, 60, 67, 68, 74, 85, 90, 102, 111, 134, 148, 153, 170, 180, 185, 201, 204, 222, 255, 268, 306, 333, 335, 340, 370, 402, 444, 510, 555, 603, 612, 629, 666, 670, 740, 765, 804, 1005, 1020, 1110, 1139, 1206, 1258, 1332, 1340, 1369, 1530, 1665, 1887, 2010, 2220, 2278, 2412, 2479, 2516, 2738, 3015, 3060, 3145, 3330, 3417, 3774, 4020, 4107, 4556, 4958, 5476, 5661, 5695, 6030, 6290, 6660, 6834, 6845, 7437, 7548, 8214, 9435, 9916, 10251, 11322, 11390, 12060, 12321, 12395, 12580, 13668, 13690, 14874, 16428, 17085, 18870, 20502, 20535, 22311, 22644, 22780, 23273, 24642, 24790, 27380, 28305, 29748, 34170, 37185, 37740, 41004, 41070, 42143, 44622, 46546, 49284, 49580, 51255, 56610, 61605, 68340, 69819, 74370, 82140, 84286, 89244, 91723, 93092, 102510, 111555, 113220, 116365, 123210, 126429, 139638, 148740, 168572, 183446, 205020, 209457, 210715, 223110, 232730, 246420, 252858, 275169, 279276, 349095, 366892, 379287, 418914, 421430, 446220, 458615, 465460, 505716, 550338, 632145, 698190, 758574, 825507, 837828, 842860, 917230, 1047285, 1100676, 1264290, 1375845, 1396380, 1517148, 1559291, 1651014, 1834460, 1896435, 2094570, 2528580, 2751690, 3118582, 3302028, 3792870, 4127535, 4189140, 4677873, 5503380, 6237164, 7585740, 7796455, 8255070, 9355746, 14033619, 15592910, 16510140, 18711492, 23389365, 28067238, 31185820, 46778730, 56134476, 70168095, 93557460, 140336190, 280672380]

約数ペア:

[(1, 280672380), (2, 140336190), (3, 93557460), (4, 70168095), (5, 56134476), (6, 46778730), (9, 31185820), (10, 28067238), (12, 23389365), (15, 18711492), (17, 16510140), (18, 15592910), (20, 14033619), (30, 9355746), (34, 8255070), (36, 7796455), (37, 7585740), (45, 6237164), (51, 5503380), (60, 4677873), (67, 4189140), (68, 4127535), (74, 3792870), (85, 3302028), (90, 3118582), (102, 2751690), (111, 2528580), (134, 2094570), (148, 1896435), (153, 1834460), (170, 1651014), (180, 1559291), (185, 1517148), (201, 1396380), (204, 1375845), (222, 1264290), (255, 1100676), (268, 1047285), (306, 917230), (333, 842860), (335, 837828), (340, 825507), (370, 758574), (402, 698190), (444, 632145), (510, 550338), (555, 505716), (603, 465460), (612, 458615), (629, 446220), (666, 421430), (670, 418914), (740, 379287), (765, 366892), (804, 349095), (1005, 279276), (1020, 275169), (1110, 252858), (1139, 246420), (1206, 232730), (1258, 223110), (1332, 210715), (1340, 209457), (1369, 205020), (1530, 183446), (1665, 168572), (1887, 148740), (2010, 139638), (2220, 126429), (2278, 123210), (2412, 116365), (2479, 113220), (2516, 111555), (2738, 102510), (3015, 93092), (3060, 91723), (3145, 89244), (3330, 84286), (3417, 82140), (3774, 74370), (4020, 69819), (4107, 68340), (4556, 61605), (4958, 56610), (5476, 51255), (5661, 49580), (5695, 49284), (6030, 46546), (6290, 44622), (6660, 42143), (6834, 41070), (6845, 41004), (7437, 37740), (7548, 37185), (8214, 34170), (9435, 29748), (9916, 28305), (10251, 27380), (11322, 24790), (11390, 24642), (12060, 23273), (12321, 22780), (12395, 22644), (12580, 22311), (13668, 20535), (13690, 20502), (14874, 18870), (16428, 17085)]