19004700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{443}}^1$

素因数の和:484

約数の個数: 144

約数和(自身を含む): 64745856

約数和(自身を除く): 45741156

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 13, 15, 20, 22, 25, 26, 30, 33, 39, 44, 50, 52, 55, 60, 65, 66, 75, 78, 100, 110, 130, 132, 143, 150, 156, 165, 195, 220, 260, 275, 286, 300, 325, 330, 390, 429, 443, 550, 572, 650, 660, 715, 780, 825, 858, 886, 975, 1100, 1300, 1329, 1430, 1650, 1716, 1772, 1950, 2145, 2215, 2658, 2860, 3300, 3575, 3900, 4290, 4430, 4873, 5316, 5759, 6645, 7150, 8580, 8860, 9746, 10725, 11075, 11518, 13290, 14300, 14619, 17277, 19492, 21450, 22150, 23036, 24365, 26580, 28795, 29238, 33225, 34554, 42900, 44300, 48730, 57590, 58476, 63349, 66450, 69108, 73095, 86385, 97460, 115180, 121825, 126698, 132900, 143975, 146190, 172770, 190047, 243650, 253396, 287950, 292380, 316745, 345540, 365475, 380094, 431925, 487300, 575900, 633490, 730950, 760188, 863850, 950235, 1266980, 1461900, 1583725, 1727700, 1900470, 3167450, 3800940, 4751175, 6334900, 9502350, 19004700]

約数ペア:

[(1, 19004700), (2, 9502350), (3, 6334900), (4, 4751175), (5, 3800940), (6, 3167450), (10, 1900470), (11, 1727700), (12, 1583725), (13, 1461900), (15, 1266980), (20, 950235), (22, 863850), (25, 760188), (26, 730950), (30, 633490), (33, 575900), (39, 487300), (44, 431925), (50, 380094), (52, 365475), (55, 345540), (60, 316745), (65, 292380), (66, 287950), (75, 253396), (78, 243650), (100, 190047), (110, 172770), (130, 146190), (132, 143975), (143, 132900), (150, 126698), (156, 121825), (165, 115180), (195, 97460), (220, 86385), (260, 73095), (275, 69108), (286, 66450), (300, 63349), (325, 58476), (330, 57590), (390, 48730), (429, 44300), (443, 42900), (550, 34554), (572, 33225), (650, 29238), (660, 28795), (715, 26580), (780, 24365), (825, 23036), (858, 22150), (886, 21450), (975, 19492), (1100, 17277), (1300, 14619), (1329, 14300), (1430, 13290), (1650, 11518), (1716, 11075), (1772, 10725), (1950, 9746), (2145, 8860), (2215, 8580), (2658, 7150), (2860, 6645), (3300, 5759), (3575, 5316), (3900, 4873), (4290, 4430)]