161347560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{3943}}^1$

素因数の和:3999

約数の個数: 128

約数和(自身を含む): 545218560

約数和(自身を除く): 383871000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 31, 33, 40, 44, 55, 60, 62, 66, 88, 93, 110, 120, 124, 132, 155, 165, 186, 220, 248, 264, 310, 330, 341, 372, 440, 465, 620, 660, 682, 744, 930, 1023, 1240, 1320, 1364, 1705, 1860, 2046, 2728, 3410, 3720, 3943, 4092, 5115, 6820, 7886, 8184, 10230, 11829, 13640, 15772, 19715, 20460, 23658, 31544, 39430, 40920, 43373, 47316, 59145, 78860, 86746, 94632, 118290, 122233, 130119, 157720, 173492, 216865, 236580, 244466, 260238, 346984, 366699, 433730, 473160, 488932, 520476, 611165, 650595, 733398, 867460, 977864, 1040952, 1222330, 1301190, 1344563, 1466796, 1734920, 1833495, 2444660, 2602380, 2689126, 2933592, 3666990, 4033689, 4889320, 5204760, 5378252, 6722815, 7333980, 8067378, 10756504, 13445630, 14667960, 16134756, 20168445, 26891260, 32269512, 40336890, 53782520, 80673780, 161347560]

約数ペア:

[(1, 161347560), (2, 80673780), (3, 53782520), (4, 40336890), (5, 32269512), (6, 26891260), (8, 20168445), (10, 16134756), (11, 14667960), (12, 13445630), (15, 10756504), (20, 8067378), (22, 7333980), (24, 6722815), (30, 5378252), (31, 5204760), (33, 4889320), (40, 4033689), (44, 3666990), (55, 2933592), (60, 2689126), (62, 2602380), (66, 2444660), (88, 1833495), (93, 1734920), (110, 1466796), (120, 1344563), (124, 1301190), (132, 1222330), (155, 1040952), (165, 977864), (186, 867460), (220, 733398), (248, 650595), (264, 611165), (310, 520476), (330, 488932), (341, 473160), (372, 433730), (440, 366699), (465, 346984), (620, 260238), (660, 244466), (682, 236580), (744, 216865), (930, 173492), (1023, 157720), (1240, 130119), (1320, 122233), (1364, 118290), (1705, 94632), (1860, 86746), (2046, 78860), (2728, 59145), (3410, 47316), (3720, 43373), (3943, 40920), (4092, 39430), (5115, 31544), (6820, 23658), (7886, 20460), (8184, 19715), (10230, 15772), (11829, 13640)]