209214780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{977}}^1$

素因数の和:1115

約数の個数: 96

約数和(自身を含む): 607267584

約数和(自身を除く): 398052804

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 83, 86, 129, 166, 172, 215, 249, 258, 332, 415, 430, 498, 516, 645, 830, 860, 977, 996, 1245, 1290, 1660, 1954, 2490, 2580, 2931, 3569, 3908, 4885, 4980, 5862, 7138, 9770, 10707, 11724, 14276, 14655, 17845, 19540, 21414, 29310, 35690, 42011, 42828, 53535, 58620, 71380, 81091, 84022, 107070, 126033, 162182, 168044, 210055, 214140, 243273, 252066, 324364, 405455, 420110, 486546, 504132, 630165, 810910, 840220, 973092, 1216365, 1260330, 1621820, 2432730, 2520660, 3486913, 4865460, 6973826, 10460739, 13947652, 17434565, 20921478, 34869130, 41842956, 52303695, 69738260, 104607390, 209214780]

約数ペア:

[(1, 209214780), (2, 104607390), (3, 69738260), (4, 52303695), (5, 41842956), (6, 34869130), (10, 20921478), (12, 17434565), (15, 13947652), (20, 10460739), (30, 6973826), (43, 4865460), (60, 3486913), (83, 2520660), (86, 2432730), (129, 1621820), (166, 1260330), (172, 1216365), (215, 973092), (249, 840220), (258, 810910), (332, 630165), (415, 504132), (430, 486546), (498, 420110), (516, 405455), (645, 324364), (830, 252066), (860, 243273), (977, 214140), (996, 210055), (1245, 168044), (1290, 162182), (1660, 126033), (1954, 107070), (2490, 84022), (2580, 81091), (2931, 71380), (3569, 58620), (3908, 53535), (4885, 42828), (4980, 42011), (5862, 35690), (7138, 29310), (9770, 21414), (10707, 19540), (11724, 17845), (14276, 14655)]