256461210

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{1013}}^1$

素因数の和:1152

約数の個数: 96

約数和(自身を含む): 697591440

約数和(自身を除く): 441130230

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 29, 30, 45, 58, 87, 90, 97, 145, 174, 194, 261, 290, 291, 435, 485, 522, 582, 870, 873, 970, 1013, 1305, 1455, 1746, 2026, 2610, 2813, 2910, 3039, 4365, 5065, 5626, 6078, 8439, 8730, 9117, 10130, 14065, 15195, 16878, 18234, 25317, 28130, 29377, 30390, 42195, 45585, 50634, 58754, 84390, 88131, 91170, 98261, 126585, 146885, 176262, 196522, 253170, 264393, 293770, 294783, 440655, 491305, 528786, 589566, 881310, 884349, 982610, 1321965, 1473915, 1768698, 2643930, 2849569, 2947830, 4421745, 5699138, 8548707, 8843490, 14247845, 17097414, 25646121, 28495690, 42743535, 51292242, 85487070, 128230605, 256461210]

約数ペア:

[(1, 256461210), (2, 128230605), (3, 85487070), (5, 51292242), (6, 42743535), (9, 28495690), (10, 25646121), (15, 17097414), (18, 14247845), (29, 8843490), (30, 8548707), (45, 5699138), (58, 4421745), (87, 2947830), (90, 2849569), (97, 2643930), (145, 1768698), (174, 1473915), (194, 1321965), (261, 982610), (290, 884349), (291, 881310), (435, 589566), (485, 528786), (522, 491305), (582, 440655), (870, 294783), (873, 293770), (970, 264393), (1013, 253170), (1305, 196522), (1455, 176262), (1746, 146885), (2026, 126585), (2610, 98261), (2813, 91170), (2910, 88131), (3039, 84390), (4365, 58754), (5065, 50634), (5626, 45585), (6078, 42195), (8439, 30390), (8730, 29377), (9117, 28130), (10130, 25317), (14065, 18234), (15195, 16878)]