128957580

素因数分解:

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

素因数の和:153

約数の個数: 216

約数和(自身を含む): 433135248

約数和(自身を除く): 304177668

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, 289, 306, 333, 335, 340, 370, 402, 444, 510, 555, 578, 603, 612, 629, 666, 670, 740, 765, 804, 867, 1005, 1020, 1110, 1139, 1156, 1206, 1258, 1332, 1340, 1445, 1530, 1665, 1734, 1887, 2010, 2220, 2278, 2412, 2479, 2516, 2601, 2890, 3015, 3060, 3145, 3330, 3417, 3468, 3774, 4020, 4335, 4556, 4958, 5202, 5661, 5695, 5780, 6030, 6290, 6660, 6834, 7437, 7548, 8670, 9435, 9916, 10251, 10404, 10693, 11322, 11390, 12060, 12395, 12580, 13005, 13668, 14874, 17085, 17340, 18870, 19363, 20502, 21386, 22311, 22644, 22780, 24790, 26010, 28305, 29748, 32079, 34170, 37185, 37740, 38726, 41004, 42143, 42772, 44622, 49580, 51255, 52020, 53465, 56610, 58089, 64158, 68340, 74370, 77452, 84286, 89244, 96237, 96815, 102510, 106930, 111555, 113220, 116178, 126429, 128316, 148740, 160395, 168572, 174267, 192474, 193630, 205020, 210715, 213860, 223110, 232356, 252858, 290445, 320790, 348534, 379287, 384948, 387260, 421430, 446220, 481185, 505716, 580890, 632145, 641580, 697068, 716431, 758574, 842860, 871335, 962370, 1161780, 1264290, 1432862, 1517148, 1742670, 1896435, 1924740, 2149293, 2528580, 2865724, 3485340, 3582155, 3792870, 4298586, 6447879, 7164310, 7585740, 8597172, 10746465, 12895758, 14328620, 21492930, 25791516, 32239395, 42985860, 64478790, 128957580]

約数ペア:

[(1, 128957580), (2, 64478790), (3, 42985860), (4, 32239395), (5, 25791516), (6, 21492930), (9, 14328620), (10, 12895758), (12, 10746465), (15, 8597172), (17, 7585740), (18, 7164310), (20, 6447879), (30, 4298586), (34, 3792870), (36, 3582155), (37, 3485340), (45, 2865724), (51, 2528580), (60, 2149293), (67, 1924740), (68, 1896435), (74, 1742670), (85, 1517148), (90, 1432862), (102, 1264290), (111, 1161780), (134, 962370), (148, 871335), (153, 842860), (170, 758574), (180, 716431), (185, 697068), (201, 641580), (204, 632145), (222, 580890), (255, 505716), (268, 481185), (289, 446220), (306, 421430), (333, 387260), (335, 384948), (340, 379287), (370, 348534), (402, 320790), (444, 290445), (510, 252858), (555, 232356), (578, 223110), (603, 213860), (612, 210715), (629, 205020), (666, 193630), (670, 192474), (740, 174267), (765, 168572), (804, 160395), (867, 148740), (1005, 128316), (1020, 126429), (1110, 116178), (1139, 113220), (1156, 111555), (1206, 106930), (1258, 102510), (1332, 96815), (1340, 96237), (1445, 89244), (1530, 84286), (1665, 77452), (1734, 74370), (1887, 68340), (2010, 64158), (2220, 58089), (2278, 56610), (2412, 53465), (2479, 52020), (2516, 51255), (2601, 49580), (2890, 44622), (3015, 42772), (3060, 42143), (3145, 41004), (3330, 38726), (3417, 37740), (3468, 37185), (3774, 34170), (4020, 32079), (4335, 29748), (4556, 28305), (4958, 26010), (5202, 24790), (5661, 22780), (5695, 22644), (5780, 22311), (6030, 21386), (6290, 20502), (6660, 19363), (6834, 18870), (7437, 17340), (7548, 17085), (8670, 14874), (9435, 13668), (9916, 13005), (10251, 12580), (10404, 12395), (10693, 12060), (11322, 11390)]