287272180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{307}}^1$

素因数の和:449

約数の個数: 96

約数和(自身を含む): 673706880

約数和(自身を除く): 386434700

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 59, 61, 65, 118, 122, 130, 236, 244, 260, 295, 305, 307, 590, 610, 614, 767, 793, 1180, 1220, 1228, 1534, 1535, 1586, 3068, 3070, 3172, 3599, 3835, 3965, 3991, 6140, 7198, 7670, 7930, 7982, 14396, 15340, 15860, 15964, 17995, 18113, 18727, 19955, 35990, 36226, 37454, 39910, 46787, 71980, 72452, 74908, 79820, 90565, 93574, 93635, 181130, 187148, 187270, 233935, 235469, 243451, 362260, 374540, 467870, 470938, 486902, 935740, 941876, 973804, 1104893, 1177345, 1217255, 2209786, 2354690, 2434510, 4419572, 4709380, 4869020, 5524465, 11048930, 14363609, 22097860, 28727218, 57454436, 71818045, 143636090, 287272180]

約数ペア:

[(1, 287272180), (2, 143636090), (4, 71818045), (5, 57454436), (10, 28727218), (13, 22097860), (20, 14363609), (26, 11048930), (52, 5524465), (59, 4869020), (61, 4709380), (65, 4419572), (118, 2434510), (122, 2354690), (130, 2209786), (236, 1217255), (244, 1177345), (260, 1104893), (295, 973804), (305, 941876), (307, 935740), (590, 486902), (610, 470938), (614, 467870), (767, 374540), (793, 362260), (1180, 243451), (1220, 235469), (1228, 233935), (1534, 187270), (1535, 187148), (1586, 181130), (3068, 93635), (3070, 93574), (3172, 90565), (3599, 79820), (3835, 74908), (3965, 72452), (3991, 71980), (6140, 46787), (7198, 39910), (7670, 37454), (7930, 36226), (7982, 35990), (14396, 19955), (15340, 18727), (15860, 18113), (15964, 17995)]