21477888420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{226991}}^1$

素因数の和:227105

約数の個数: 96

約数和(自身を含む): 64066222080

約数和(自身を除く): 42588333660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 83, 95, 114, 166, 190, 228, 249, 285, 332, 380, 415, 498, 570, 830, 996, 1140, 1245, 1577, 1660, 2490, 3154, 4731, 4980, 6308, 7885, 9462, 15770, 18924, 23655, 31540, 47310, 94620, 226991, 453982, 680973, 907964, 1134955, 1361946, 2269910, 2723892, 3404865, 4312829, 4539820, 6809730, 8625658, 12938487, 13619460, 17251316, 18840253, 21564145, 25876974, 37680506, 43128290, 51753948, 56520759, 64692435, 75361012, 86256580, 94201265, 113041518, 129384870, 188402530, 226083036, 258769740, 282603795, 357964807, 376805060, 565207590, 715929614, 1073894421, 1130415180, 1431859228, 1789824035, 2147788842, 3579648070, 4295577684, 5369472105, 7159296140, 10738944210, 21477888420]

約数ペア:

[(1, 21477888420), (2, 10738944210), (3, 7159296140), (4, 5369472105), (5, 4295577684), (6, 3579648070), (10, 2147788842), (12, 1789824035), (15, 1431859228), (19, 1130415180), (20, 1073894421), (30, 715929614), (38, 565207590), (57, 376805060), (60, 357964807), (76, 282603795), (83, 258769740), (95, 226083036), (114, 188402530), (166, 129384870), (190, 113041518), (228, 94201265), (249, 86256580), (285, 75361012), (332, 64692435), (380, 56520759), (415, 51753948), (498, 43128290), (570, 37680506), (830, 25876974), (996, 21564145), (1140, 18840253), (1245, 17251316), (1577, 13619460), (1660, 12938487), (2490, 8625658), (3154, 6809730), (4731, 4539820), (4980, 4312829), (6308, 3404865), (7885, 2723892), (9462, 2269910), (15770, 1361946), (18924, 1134955), (23655, 907964), (31540, 680973), (47310, 453982), (94620, 226991)]