16612740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1$

素因数の和:182

約数の個数: 144

約数和(自身を含む): 54840240

約数和(自身を除く): 38227500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 61, 68, 85, 89, 90, 102, 122, 153, 170, 178, 180, 183, 204, 244, 255, 267, 305, 306, 340, 356, 366, 445, 510, 534, 549, 610, 612, 732, 765, 801, 890, 915, 1020, 1037, 1068, 1098, 1220, 1335, 1513, 1530, 1602, 1780, 1830, 2074, 2196, 2670, 2745, 3026, 3060, 3111, 3204, 3660, 4005, 4148, 4539, 5185, 5340, 5429, 5490, 6052, 6222, 7565, 8010, 9078, 9333, 10370, 10858, 10980, 12444, 13617, 15130, 15555, 16020, 16287, 18156, 18666, 20740, 21716, 22695, 27145, 27234, 30260, 31110, 32574, 37332, 45390, 46665, 48861, 54290, 54468, 62220, 65148, 68085, 81435, 90780, 92293, 93330, 97722, 108580, 136170, 162870, 184586, 186660, 195444, 244305, 272340, 276879, 325740, 369172, 461465, 488610, 553758, 830637, 922930, 977220, 1107516, 1384395, 1661274, 1845860, 2768790, 3322548, 4153185, 5537580, 8306370, 16612740]

約数ペア:

[(1, 16612740), (2, 8306370), (3, 5537580), (4, 4153185), (5, 3322548), (6, 2768790), (9, 1845860), (10, 1661274), (12, 1384395), (15, 1107516), (17, 977220), (18, 922930), (20, 830637), (30, 553758), (34, 488610), (36, 461465), (45, 369172), (51, 325740), (60, 276879), (61, 272340), (68, 244305), (85, 195444), (89, 186660), (90, 184586), (102, 162870), (122, 136170), (153, 108580), (170, 97722), (178, 93330), (180, 92293), (183, 90780), (204, 81435), (244, 68085), (255, 65148), (267, 62220), (305, 54468), (306, 54290), (340, 48861), (356, 46665), (366, 45390), (445, 37332), (510, 32574), (534, 31110), (549, 30260), (610, 27234), (612, 27145), (732, 22695), (765, 21716), (801, 20740), (890, 18666), (915, 18156), (1020, 16287), (1037, 16020), (1068, 15555), (1098, 15130), (1220, 13617), (1335, 12444), (1513, 10980), (1530, 10858), (1602, 10370), (1780, 9333), (1830, 9078), (2074, 8010), (2196, 7565), (2670, 6222), (2745, 6052), (3026, 5490), (3060, 5429), (3111, 5340), (3204, 5185), (3660, 4539), (4005, 4148)]