77297700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{191}}^1$

素因数の和:298

約数の個数: 144

約数和(自身を含む): 239984640

約数和(自身を除く): 162686940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 25, 30, 38, 50, 57, 60, 71, 75, 76, 95, 100, 114, 142, 150, 190, 191, 213, 228, 284, 285, 300, 355, 380, 382, 426, 475, 570, 573, 710, 764, 852, 950, 955, 1065, 1140, 1146, 1349, 1420, 1425, 1775, 1900, 1910, 2130, 2292, 2698, 2850, 2865, 3550, 3629, 3820, 4047, 4260, 4775, 5325, 5396, 5700, 5730, 6745, 7100, 7258, 8094, 9550, 10650, 10887, 11460, 13490, 13561, 14325, 14516, 16188, 18145, 19100, 20235, 21300, 21774, 26980, 27122, 28650, 33725, 36290, 40470, 40683, 43548, 54244, 54435, 57300, 67450, 67805, 72580, 80940, 81366, 90725, 101175, 108870, 134900, 135610, 162732, 181450, 202350, 203415, 217740, 257659, 271220, 272175, 339025, 362900, 404700, 406830, 515318, 544350, 678050, 772977, 813660, 1017075, 1030636, 1088700, 1288295, 1356100, 1545954, 2034150, 2576590, 3091908, 3864885, 4068300, 5153180, 6441475, 7729770, 12882950, 15459540, 19324425, 25765900, 38648850, 77297700]

約数ペア:

[(1, 77297700), (2, 38648850), (3, 25765900), (4, 19324425), (5, 15459540), (6, 12882950), (10, 7729770), (12, 6441475), (15, 5153180), (19, 4068300), (20, 3864885), (25, 3091908), (30, 2576590), (38, 2034150), (50, 1545954), (57, 1356100), (60, 1288295), (71, 1088700), (75, 1030636), (76, 1017075), (95, 813660), (100, 772977), (114, 678050), (142, 544350), (150, 515318), (190, 406830), (191, 404700), (213, 362900), (228, 339025), (284, 272175), (285, 271220), (300, 257659), (355, 217740), (380, 203415), (382, 202350), (426, 181450), (475, 162732), (570, 135610), (573, 134900), (710, 108870), (764, 101175), (852, 90725), (950, 81366), (955, 80940), (1065, 72580), (1140, 67805), (1146, 67450), (1349, 57300), (1420, 54435), (1425, 54244), (1775, 43548), (1900, 40683), (1910, 40470), (2130, 36290), (2292, 33725), (2698, 28650), (2850, 27122), (2865, 26980), (3550, 21774), (3629, 21300), (3820, 20235), (4047, 19100), (4260, 18145), (4775, 16188), (5325, 14516), (5396, 14325), (5700, 13561), (5730, 13490), (6745, 11460), (7100, 10887), (7258, 10650), (8094, 9550)]