19148700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:148

約数の個数: 144

約数和(自身を含む): 59996160

約数和(自身を除く): 40847460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 29, 30, 31, 50, 58, 60, 62, 71, 75, 87, 93, 100, 116, 124, 142, 145, 150, 155, 174, 186, 213, 284, 290, 300, 310, 348, 355, 372, 426, 435, 465, 580, 620, 710, 725, 775, 852, 870, 899, 930, 1065, 1420, 1450, 1550, 1740, 1775, 1798, 1860, 2059, 2130, 2175, 2201, 2325, 2697, 2900, 3100, 3550, 3596, 4118, 4260, 4350, 4402, 4495, 4650, 5325, 5394, 6177, 6603, 7100, 8236, 8700, 8804, 8990, 9300, 10295, 10650, 10788, 11005, 12354, 13206, 13485, 17980, 20590, 21300, 22010, 22475, 24708, 26412, 26970, 30885, 33015, 41180, 44020, 44950, 51475, 53940, 55025, 61770, 63829, 66030, 67425, 89900, 102950, 110050, 123540, 127658, 132060, 134850, 154425, 165075, 191487, 205900, 220100, 255316, 269700, 308850, 319145, 330150, 382974, 617700, 638290, 660300, 765948, 957435, 1276580, 1595725, 1914870, 3191450, 3829740, 4787175, 6382900, 9574350, 19148700]

約数ペア:

[(1, 19148700), (2, 9574350), (3, 6382900), (4, 4787175), (5, 3829740), (6, 3191450), (10, 1914870), (12, 1595725), (15, 1276580), (20, 957435), (25, 765948), (29, 660300), (30, 638290), (31, 617700), (50, 382974), (58, 330150), (60, 319145), (62, 308850), (71, 269700), (75, 255316), (87, 220100), (93, 205900), (100, 191487), (116, 165075), (124, 154425), (142, 134850), (145, 132060), (150, 127658), (155, 123540), (174, 110050), (186, 102950), (213, 89900), (284, 67425), (290, 66030), (300, 63829), (310, 61770), (348, 55025), (355, 53940), (372, 51475), (426, 44950), (435, 44020), (465, 41180), (580, 33015), (620, 30885), (710, 26970), (725, 26412), (775, 24708), (852, 22475), (870, 22010), (899, 21300), (930, 20590), (1065, 17980), (1420, 13485), (1450, 13206), (1550, 12354), (1740, 11005), (1775, 10788), (1798, 10650), (1860, 10295), (2059, 9300), (2130, 8990), (2175, 8804), (2201, 8700), (2325, 8236), (2697, 7100), (2900, 6603), (3100, 6177), (3550, 5394), (3596, 5325), (4118, 4650), (4260, 4495), (4350, 4402)]