71558740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{149}}^1$

素因数の和:265

約数の個数: 96

約数和(自身を含む): 172368000

約数和(自身を除く): 100809260

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 37, 44, 55, 59, 74, 110, 118, 148, 149, 185, 220, 236, 295, 298, 370, 407, 590, 596, 649, 740, 745, 814, 1180, 1298, 1490, 1628, 1639, 2035, 2183, 2596, 2980, 3245, 3278, 4070, 4366, 5513, 6490, 6556, 8140, 8195, 8732, 8791, 10915, 11026, 12980, 16390, 17582, 21830, 22052, 24013, 27565, 32780, 35164, 43660, 43955, 48026, 55130, 60643, 87910, 96052, 96701, 110260, 120065, 121286, 175820, 193402, 240130, 242572, 303215, 325267, 386804, 480260, 483505, 606430, 650534, 967010, 1212860, 1301068, 1626335, 1934020, 3252670, 3577937, 6505340, 7155874, 14311748, 17889685, 35779370, 71558740]

約数ペア:

[(1, 71558740), (2, 35779370), (4, 17889685), (5, 14311748), (10, 7155874), (11, 6505340), (20, 3577937), (22, 3252670), (37, 1934020), (44, 1626335), (55, 1301068), (59, 1212860), (74, 967010), (110, 650534), (118, 606430), (148, 483505), (149, 480260), (185, 386804), (220, 325267), (236, 303215), (295, 242572), (298, 240130), (370, 193402), (407, 175820), (590, 121286), (596, 120065), (649, 110260), (740, 96701), (745, 96052), (814, 87910), (1180, 60643), (1298, 55130), (1490, 48026), (1628, 43955), (1639, 43660), (2035, 35164), (2183, 32780), (2596, 27565), (2980, 24013), (3245, 22052), (3278, 21830), (4070, 17582), (4366, 16390), (5513, 12980), (6490, 11026), (6556, 10915), (8140, 8791), (8195, 8732)]