644023740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{239}}^1\times {\mathrm{463}}^1$

素因数の和:811

約数の個数: 96

約数和(自身を含む): 1833431040

約数和(自身を除く): 1189407300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 97, 194, 239, 291, 388, 463, 478, 485, 582, 717, 926, 956, 970, 1164, 1195, 1389, 1434, 1455, 1852, 1940, 2315, 2390, 2778, 2868, 2910, 3585, 4630, 4780, 5556, 5820, 6945, 7170, 9260, 13890, 14340, 23183, 27780, 44911, 46366, 69549, 89822, 92732, 110657, 115915, 134733, 139098, 179644, 221314, 224555, 231830, 269466, 278196, 331971, 347745, 442628, 449110, 463660, 538932, 553285, 663942, 673665, 695490, 898220, 1106570, 1327884, 1347330, 1390980, 1659855, 2213140, 2694660, 3319710, 6639420, 10733729, 21467458, 32201187, 42934916, 53668645, 64402374, 107337290, 128804748, 161005935, 214674580, 322011870, 644023740]

約数ペア:

[(1, 644023740), (2, 322011870), (3, 214674580), (4, 161005935), (5, 128804748), (6, 107337290), (10, 64402374), (12, 53668645), (15, 42934916), (20, 32201187), (30, 21467458), (60, 10733729), (97, 6639420), (194, 3319710), (239, 2694660), (291, 2213140), (388, 1659855), (463, 1390980), (478, 1347330), (485, 1327884), (582, 1106570), (717, 898220), (926, 695490), (956, 673665), (970, 663942), (1164, 553285), (1195, 538932), (1389, 463660), (1434, 449110), (1455, 442628), (1852, 347745), (1940, 331971), (2315, 278196), (2390, 269466), (2778, 231830), (2868, 224555), (2910, 221314), (3585, 179644), (4630, 139098), (4780, 134733), (5556, 115915), (5820, 110657), (6945, 92732), (7170, 89822), (9260, 69549), (13890, 46366), (14340, 44911), (23183, 27780)]