152515020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{1721}}^1$

素因数の和:1951

約数の個数: 96

約数和(自身を含む): 490646016

約数和(自身を除く): 338130996

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, 1055, 1266, 1477, 1721, 2110, 2532, 2954, 3165, 3442, 4220, 4431, 5163, 5908, 6330, 6884, 7385, 8605, 8862, 10326, 12047, 12660, 14770, 17210, 17724, 20652, 22155, 24094, 25815, 29540, 34420, 36141, 44310, 48188, 51630, 60235, 72282, 88620, 103260, 120470, 144564, 180705, 240940, 361410, 363131, 722820, 726262, 1089393, 1452524, 1815655, 2178786, 2541917, 3631310, 4357572, 5083834, 5446965, 7262620, 7625751, 10167668, 10893930, 12709585, 15251502, 21787860, 25419170, 30503004, 38128755, 50838340, 76257510, 152515020]

約数ペア:

[(1, 152515020), (2, 76257510), (3, 50838340), (4, 38128755), (5, 30503004), (6, 25419170), (7, 21787860), (10, 15251502), (12, 12709585), (14, 10893930), (15, 10167668), (20, 7625751), (21, 7262620), (28, 5446965), (30, 5083834), (35, 4357572), (42, 3631310), (60, 2541917), (70, 2178786), (84, 1815655), (105, 1452524), (140, 1089393), (210, 726262), (211, 722820), (420, 363131), (422, 361410), (633, 240940), (844, 180705), (1055, 144564), (1266, 120470), (1477, 103260), (1721, 88620), (2110, 72282), (2532, 60235), (2954, 51630), (3165, 48188), (3442, 44310), (4220, 36141), (4431, 34420), (5163, 29540), (5908, 25815), (6330, 24094), (6884, 22155), (7385, 20652), (8605, 17724), (8862, 17210), (10326, 14770), (12047, 12660)]