15707721890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1721}}^1\times {\mathrm{5669}}^1$

素因数の和:7427

約数の個数: 64

約数和(自身を含む): 33743485440

約数和(自身を除く): 18035763550

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 161, 230, 322, 805, 1610, 1721, 3442, 5669, 8605, 11338, 12047, 17210, 24094, 28345, 39583, 39683, 56690, 60235, 79166, 79366, 120470, 130387, 197915, 198415, 260774, 277081, 395830, 396830, 554162, 651935, 912709, 1303870, 1385405, 1825418, 2770810, 4563545, 9127090, 9756349, 19512698, 48781745, 68294443, 97563490, 136588886, 224396027, 341472215, 448792054, 682944430, 1121980135, 1570772189, 2243960270, 3141544378, 7853860945, 15707721890]

約数ペア:

[(1, 15707721890), (2, 7853860945), (5, 3141544378), (7, 2243960270), (10, 1570772189), (14, 1121980135), (23, 682944430), (35, 448792054), (46, 341472215), (70, 224396027), (115, 136588886), (161, 97563490), (230, 68294443), (322, 48781745), (805, 19512698), (1610, 9756349), (1721, 9127090), (3442, 4563545), (5669, 2770810), (8605, 1825418), (11338, 1385405), (12047, 1303870), (17210, 912709), (24094, 651935), (28345, 554162), (39583, 396830), (39683, 395830), (56690, 277081), (60235, 260774), (79166, 198415), (79366, 197915), (120470, 130387)]