66869360

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1$

素因数の和:139

約数の個数: 160

約数和(自身を含む): 178113600

約数和(自身を除く): 111244240

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 29, 37, 38, 40, 41, 58, 74, 76, 80, 82, 95, 116, 145, 148, 152, 164, 185, 190, 205, 232, 290, 296, 304, 328, 370, 380, 410, 464, 551, 580, 592, 656, 703, 740, 760, 779, 820, 1073, 1102, 1160, 1189, 1406, 1480, 1517, 1520, 1558, 1640, 2146, 2204, 2320, 2378, 2755, 2812, 2960, 3034, 3116, 3280, 3515, 3895, 4292, 4408, 4756, 5365, 5510, 5624, 5945, 6068, 6232, 7030, 7585, 7790, 8584, 8816, 9512, 10730, 11020, 11248, 11890, 12136, 12464, 14060, 15170, 15580, 17168, 19024, 20387, 21460, 22040, 22591, 23780, 24272, 28120, 28823, 30340, 31160, 40774, 42920, 43993, 44080, 45182, 47560, 56240, 57646, 60680, 62320, 81548, 85840, 87986, 90364, 95120, 101935, 112955, 115292, 121360, 144115, 163096, 175972, 180728, 203870, 219965, 225910, 230584, 288230, 326192, 351944, 361456, 407740, 439930, 451820, 461168, 576460, 703888, 815480, 835867, 879860, 903640, 1152920, 1630960, 1671734, 1759720, 1807280, 2305840, 3343468, 3519440, 4179335, 6686936, 8358670, 13373872, 16717340, 33434680, 66869360]

約数ペア:

[(1, 66869360), (2, 33434680), (4, 16717340), (5, 13373872), (8, 8358670), (10, 6686936), (16, 4179335), (19, 3519440), (20, 3343468), (29, 2305840), (37, 1807280), (38, 1759720), (40, 1671734), (41, 1630960), (58, 1152920), (74, 903640), (76, 879860), (80, 835867), (82, 815480), (95, 703888), (116, 576460), (145, 461168), (148, 451820), (152, 439930), (164, 407740), (185, 361456), (190, 351944), (205, 326192), (232, 288230), (290, 230584), (296, 225910), (304, 219965), (328, 203870), (370, 180728), (380, 175972), (410, 163096), (464, 144115), (551, 121360), (580, 115292), (592, 112955), (656, 101935), (703, 95120), (740, 90364), (760, 87986), (779, 85840), (820, 81548), (1073, 62320), (1102, 60680), (1160, 57646), (1189, 56240), (1406, 47560), (1480, 45182), (1517, 44080), (1520, 43993), (1558, 42920), (1640, 40774), (2146, 31160), (2204, 30340), (2320, 28823), (2378, 28120), (2755, 24272), (2812, 23780), (2960, 22591), (3034, 22040), (3116, 21460), (3280, 20387), (3515, 19024), (3895, 17168), (4292, 15580), (4408, 15170), (4756, 14060), (5365, 12464), (5510, 12136), (5624, 11890), (5945, 11248), (6068, 11020), (6232, 10730), (7030, 9512), (7585, 8816), (7790, 8584)]