18048100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1$

素因数の和:122

約数の個数: 144

約数和(自身を含む): 49996800

約数和(自身を除く): 31948700

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 23, 25, 28, 35, 38, 46, 50, 59, 70, 76, 92, 95, 100, 115, 118, 133, 140, 161, 175, 190, 230, 236, 266, 295, 322, 350, 380, 413, 437, 460, 475, 532, 575, 590, 644, 665, 700, 805, 826, 874, 950, 1121, 1150, 1180, 1330, 1357, 1475, 1610, 1652, 1748, 1900, 2065, 2185, 2242, 2300, 2660, 2714, 2950, 3059, 3220, 3325, 4025, 4130, 4370, 4484, 5428, 5605, 5900, 6118, 6650, 6785, 7847, 8050, 8260, 8740, 9499, 10325, 10925, 11210, 12236, 13300, 13570, 15295, 15694, 16100, 18998, 20650, 21850, 22420, 25783, 27140, 28025, 30590, 31388, 33925, 37996, 39235, 41300, 43700, 47495, 51566, 56050, 61180, 67850, 76475, 78470, 94990, 103132, 112100, 128915, 135700, 152950, 156940, 180481, 189980, 196175, 237475, 257830, 305900, 360962, 392350, 474950, 515660, 644575, 721924, 784700, 902405, 949900, 1289150, 1804810, 2578300, 3609620, 4512025, 9024050, 18048100]

約数ペア:

[(1, 18048100), (2, 9024050), (4, 4512025), (5, 3609620), (7, 2578300), (10, 1804810), (14, 1289150), (19, 949900), (20, 902405), (23, 784700), (25, 721924), (28, 644575), (35, 515660), (38, 474950), (46, 392350), (50, 360962), (59, 305900), (70, 257830), (76, 237475), (92, 196175), (95, 189980), (100, 180481), (115, 156940), (118, 152950), (133, 135700), (140, 128915), (161, 112100), (175, 103132), (190, 94990), (230, 78470), (236, 76475), (266, 67850), (295, 61180), (322, 56050), (350, 51566), (380, 47495), (413, 43700), (437, 41300), (460, 39235), (475, 37996), (532, 33925), (575, 31388), (590, 30590), (644, 28025), (665, 27140), (700, 25783), (805, 22420), (826, 21850), (874, 20650), (950, 18998), (1121, 16100), (1150, 15694), (1180, 15295), (1330, 13570), (1357, 13300), (1475, 12236), (1610, 11210), (1652, 10925), (1748, 10325), (1900, 9499), (2065, 8740), (2185, 8260), (2242, 8050), (2300, 7847), (2660, 6785), (2714, 6650), (2950, 6118), (3059, 5900), (3220, 5605), (3325, 5428), (4025, 4484), (4130, 4370)]