19131660

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{499}}^1$

素因数の和:588

約数の個数: 96

約数和(自身を含む): 60480000

約数和(自身を除く): 41348340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 71, 90, 108, 135, 142, 180, 213, 270, 284, 355, 426, 499, 540, 639, 710, 852, 998, 1065, 1278, 1420, 1497, 1917, 1996, 2130, 2495, 2556, 2994, 3195, 3834, 4260, 4491, 4990, 5988, 6390, 7485, 7668, 8982, 9585, 9980, 12780, 13473, 14970, 17964, 19170, 22455, 26946, 29940, 35429, 38340, 44910, 53892, 67365, 70858, 89820, 106287, 134730, 141716, 177145, 212574, 269460, 318861, 354290, 425148, 531435, 637722, 708580, 956583, 1062870, 1275444, 1594305, 1913166, 2125740, 3188610, 3826332, 4782915, 6377220, 9565830, 19131660]

約数ペア:

[(1, 19131660), (2, 9565830), (3, 6377220), (4, 4782915), (5, 3826332), (6, 3188610), (9, 2125740), (10, 1913166), (12, 1594305), (15, 1275444), (18, 1062870), (20, 956583), (27, 708580), (30, 637722), (36, 531435), (45, 425148), (54, 354290), (60, 318861), (71, 269460), (90, 212574), (108, 177145), (135, 141716), (142, 134730), (180, 106287), (213, 89820), (270, 70858), (284, 67365), (355, 53892), (426, 44910), (499, 38340), (540, 35429), (639, 29940), (710, 26946), (852, 22455), (998, 19170), (1065, 17964), (1278, 14970), (1420, 13473), (1497, 12780), (1917, 9980), (1996, 9585), (2130, 8982), (2495, 7668), (2556, 7485), (2994, 6390), (3195, 5988), (3834, 4990), (4260, 4491)]