70456140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1$

素因数の和:272

約数の個数: 144

約数和(自身を含む): 224078400

約数和(自身を除く): 153622260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 60, 71, 74, 90, 111, 142, 148, 149, 180, 185, 213, 222, 284, 298, 333, 355, 370, 426, 444, 447, 555, 596, 639, 666, 710, 740, 745, 852, 894, 1065, 1110, 1278, 1332, 1341, 1420, 1490, 1665, 1788, 2130, 2220, 2235, 2556, 2627, 2682, 2980, 3195, 3330, 4260, 4470, 5254, 5364, 5513, 6390, 6660, 6705, 7881, 8940, 10508, 10579, 11026, 12780, 13135, 13410, 15762, 16539, 21158, 22052, 23643, 26270, 26820, 27565, 31524, 31737, 33078, 39405, 42316, 47286, 49617, 52540, 52895, 55130, 63474, 66156, 78810, 82695, 94572, 95211, 99234, 105790, 110260, 118215, 126948, 157620, 158685, 165390, 190422, 198468, 211580, 236430, 248085, 317370, 330780, 380844, 391423, 472860, 476055, 496170, 634740, 782846, 952110, 992340, 1174269, 1565692, 1904220, 1957115, 2348538, 3522807, 3914230, 4697076, 5871345, 7045614, 7828460, 11742690, 14091228, 17614035, 23485380, 35228070, 70456140]

約数ペア:

[(1, 70456140), (2, 35228070), (3, 23485380), (4, 17614035), (5, 14091228), (6, 11742690), (9, 7828460), (10, 7045614), (12, 5871345), (15, 4697076), (18, 3914230), (20, 3522807), (30, 2348538), (36, 1957115), (37, 1904220), (45, 1565692), (60, 1174269), (71, 992340), (74, 952110), (90, 782846), (111, 634740), (142, 496170), (148, 476055), (149, 472860), (180, 391423), (185, 380844), (213, 330780), (222, 317370), (284, 248085), (298, 236430), (333, 211580), (355, 198468), (370, 190422), (426, 165390), (444, 158685), (447, 157620), (555, 126948), (596, 118215), (639, 110260), (666, 105790), (710, 99234), (740, 95211), (745, 94572), (852, 82695), (894, 78810), (1065, 66156), (1110, 63474), (1278, 55130), (1332, 52895), (1341, 52540), (1420, 49617), (1490, 47286), (1665, 42316), (1788, 39405), (2130, 33078), (2220, 31737), (2235, 31524), (2556, 27565), (2627, 26820), (2682, 26270), (2980, 23643), (3195, 22052), (3330, 21158), (4260, 16539), (4470, 15762), (5254, 13410), (5364, 13135), (5513, 12780), (6390, 11026), (6660, 10579), (6705, 10508), (7881, 8940)]