140483630

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{1579}}^1$

素因数の和:1665

約数の個数: 64

約数和(自身を含む): 305786880

約数和(自身を除く): 165303250

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 41, 62, 70, 82, 155, 205, 217, 287, 310, 410, 434, 574, 1085, 1271, 1435, 1579, 2170, 2542, 2870, 3158, 6355, 7895, 8897, 11053, 12710, 15790, 17794, 22106, 44485, 48949, 55265, 64739, 88970, 97898, 110530, 129478, 244745, 323695, 342643, 453173, 489490, 647390, 685286, 906346, 1713215, 2006909, 2265865, 3426430, 4013818, 4531730, 10034545, 14048363, 20069090, 28096726, 70241815, 140483630]

約数ペア:

[(1, 140483630), (2, 70241815), (5, 28096726), (7, 20069090), (10, 14048363), (14, 10034545), (31, 4531730), (35, 4013818), (41, 3426430), (62, 2265865), (70, 2006909), (82, 1713215), (155, 906346), (205, 685286), (217, 647390), (287, 489490), (310, 453173), (410, 342643), (434, 323695), (574, 244745), (1085, 129478), (1271, 110530), (1435, 97898), (1579, 88970), (2170, 64739), (2542, 55265), (2870, 48949), (3158, 44485), (6355, 22106), (7895, 17794), (8897, 15790), (11053, 12710)]