78251460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{883}}^1$

素因数の和:1113

約数の個数: 96

約数和(自身を含む): 251876352

約数和(自身を除く): 173624892

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 211, 420, 422, 633, 844, 883, 1055, 1266, 1477, 1766, 2110, 2532, 2649, 2954, 3165, 3532, 4220, 4415, 4431, 5298, 5908, 6181, 6330, 7385, 8830, 8862, 10596, 12362, 12660, 13245, 14770, 17660, 17724, 18543, 22155, 24724, 26490, 29540, 30905, 37086, 44310, 52980, 61810, 74172, 88620, 92715, 123620, 185430, 186313, 370860, 372626, 558939, 745252, 931565, 1117878, 1304191, 1863130, 2235756, 2608382, 2794695, 3726260, 3912573, 5216764, 5589390, 6520955, 7825146, 11178780, 13041910, 15650292, 19562865, 26083820, 39125730, 78251460]

約数ペア:

[(1, 78251460), (2, 39125730), (3, 26083820), (4, 19562865), (5, 15650292), (6, 13041910), (7, 11178780), (10, 7825146), (12, 6520955), (14, 5589390), (15, 5216764), (20, 3912573), (21, 3726260), (28, 2794695), (30, 2608382), (35, 2235756), (42, 1863130), (60, 1304191), (70, 1117878), (84, 931565), (105, 745252), (140, 558939), (210, 372626), (211, 370860), (420, 186313), (422, 185430), (633, 123620), (844, 92715), (883, 88620), (1055, 74172), (1266, 61810), (1477, 52980), (1766, 44310), (2110, 37086), (2532, 30905), (2649, 29540), (2954, 26490), (3165, 24724), (3532, 22155), (4220, 18543), (4415, 17724), (4431, 17660), (5298, 14770), (5908, 13245), (6181, 12660), (6330, 12362), (7385, 10596), (8830, 8862)]