198387540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{569}}^1$

素因数の和:746

約数の個数: 144

約数和(自身を含む): 653562000

約数和(自身を除く): 455174460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 149, 156, 180, 195, 234, 260, 298, 390, 447, 468, 569, 585, 596, 745, 780, 894, 1138, 1170, 1341, 1490, 1707, 1788, 1937, 2235, 2276, 2340, 2682, 2845, 2980, 3414, 3874, 4470, 5121, 5364, 5690, 5811, 6705, 6828, 7397, 7748, 8535, 8940, 9685, 10242, 11380, 11622, 13410, 14794, 17070, 17433, 19370, 20484, 22191, 23244, 25605, 26820, 29055, 29588, 34140, 34866, 36985, 38740, 44382, 51210, 58110, 66573, 69732, 73970, 84781, 87165, 88764, 102420, 110955, 116220, 133146, 147940, 169562, 174330, 221910, 254343, 266292, 332865, 339124, 348660, 423905, 443820, 508686, 665730, 763029, 847810, 1017372, 1102153, 1271715, 1331460, 1526058, 1695620, 2204306, 2543430, 3052116, 3306459, 3815145, 4408612, 5086860, 5510765, 6612918, 7630290, 9919377, 11021530, 13225836, 15260580, 16532295, 19838754, 22043060, 33064590, 39677508, 49596885, 66129180, 99193770, 198387540]

約数ペア:

[(1, 198387540), (2, 99193770), (3, 66129180), (4, 49596885), (5, 39677508), (6, 33064590), (9, 22043060), (10, 19838754), (12, 16532295), (13, 15260580), (15, 13225836), (18, 11021530), (20, 9919377), (26, 7630290), (30, 6612918), (36, 5510765), (39, 5086860), (45, 4408612), (52, 3815145), (60, 3306459), (65, 3052116), (78, 2543430), (90, 2204306), (117, 1695620), (130, 1526058), (149, 1331460), (156, 1271715), (180, 1102153), (195, 1017372), (234, 847810), (260, 763029), (298, 665730), (390, 508686), (447, 443820), (468, 423905), (569, 348660), (585, 339124), (596, 332865), (745, 266292), (780, 254343), (894, 221910), (1138, 174330), (1170, 169562), (1341, 147940), (1490, 133146), (1707, 116220), (1788, 110955), (1937, 102420), (2235, 88764), (2276, 87165), (2340, 84781), (2682, 73970), (2845, 69732), (2980, 66573), (3414, 58110), (3874, 51210), (4470, 44382), (5121, 38740), (5364, 36985), (5690, 34866), (5811, 34140), (6705, 29588), (6828, 29055), (7397, 26820), (7748, 25605), (8535, 23244), (8940, 22191), (9685, 20484), (10242, 19370), (11380, 17433), (11622, 17070), (13410, 14794)]