15861960

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{773}}^1$

素因数の和:812

約数の個数: 128

約数和(自身を含む): 55728000

約数和(自身を除く): 39866040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 54, 57, 60, 72, 76, 90, 95, 108, 114, 120, 135, 152, 171, 180, 190, 216, 228, 270, 285, 342, 360, 380, 456, 513, 540, 570, 684, 760, 773, 855, 1026, 1080, 1140, 1368, 1546, 1710, 2052, 2280, 2319, 2565, 3092, 3420, 3865, 4104, 4638, 5130, 6184, 6840, 6957, 7730, 9276, 10260, 11595, 13914, 14687, 15460, 18552, 20520, 20871, 23190, 27828, 29374, 30920, 34785, 41742, 44061, 46380, 55656, 58748, 69570, 73435, 83484, 88122, 92760, 104355, 117496, 132183, 139140, 146870, 166968, 176244, 208710, 220305, 264366, 278280, 293740, 352488, 396549, 417420, 440610, 528732, 587480, 660915, 793098, 834840, 881220, 1057464, 1321830, 1586196, 1762440, 1982745, 2643660, 3172392, 3965490, 5287320, 7930980, 15861960]

約数ペア:

[(1, 15861960), (2, 7930980), (3, 5287320), (4, 3965490), (5, 3172392), (6, 2643660), (8, 1982745), (9, 1762440), (10, 1586196), (12, 1321830), (15, 1057464), (18, 881220), (19, 834840), (20, 793098), (24, 660915), (27, 587480), (30, 528732), (36, 440610), (38, 417420), (40, 396549), (45, 352488), (54, 293740), (57, 278280), (60, 264366), (72, 220305), (76, 208710), (90, 176244), (95, 166968), (108, 146870), (114, 139140), (120, 132183), (135, 117496), (152, 104355), (171, 92760), (180, 88122), (190, 83484), (216, 73435), (228, 69570), (270, 58748), (285, 55656), (342, 46380), (360, 44061), (380, 41742), (456, 34785), (513, 30920), (540, 29374), (570, 27828), (684, 23190), (760, 20871), (773, 20520), (855, 18552), (1026, 15460), (1080, 14687), (1140, 13914), (1368, 11595), (1546, 10260), (1710, 9276), (2052, 7730), (2280, 6957), (2319, 6840), (2565, 6184), (3092, 5130), (3420, 4638), (3865, 4104)]