30075890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{439}}^1$

素因数の和:507

約数の個数: 64

約数和(自身を含む): 63866880

約数和(自身を除く): 33790990

約数列:

[1, 2, 5, 10, 13, 17, 26, 31, 34, 62, 65, 85, 130, 155, 170, 221, 310, 403, 439, 442, 527, 806, 878, 1054, 1105, 2015, 2195, 2210, 2635, 4030, 4390, 5270, 5707, 6851, 7463, 11414, 13609, 13702, 14926, 27218, 28535, 34255, 37315, 57070, 68045, 68510, 74630, 97019, 136090, 176917, 194038, 231353, 353834, 462706, 485095, 884585, 970190, 1156765, 1769170, 2313530, 3007589, 6015178, 15037945, 30075890]

約数ペア:

[(1, 30075890), (2, 15037945), (5, 6015178), (10, 3007589), (13, 2313530), (17, 1769170), (26, 1156765), (31, 970190), (34, 884585), (62, 485095), (65, 462706), (85, 353834), (130, 231353), (155, 194038), (170, 176917), (221, 136090), (310, 97019), (403, 74630), (439, 68510), (442, 68045), (527, 57070), (806, 37315), (878, 34255), (1054, 28535), (1105, 27218), (2015, 14926), (2195, 13702), (2210, 13609), (2635, 11414), (4030, 7463), (4390, 6851), (5270, 5707)]