72807120

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{911}}^1$

素因数の和:970

約数の個数: 160

約数和(自身を含む): 257840640

約数和(自身を除く): 185033520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 37, 40, 45, 48, 54, 60, 72, 74, 80, 90, 108, 111, 120, 135, 144, 148, 180, 185, 216, 222, 240, 270, 296, 333, 360, 370, 432, 444, 540, 555, 592, 666, 720, 740, 888, 911, 999, 1080, 1110, 1332, 1480, 1665, 1776, 1822, 1998, 2160, 2220, 2664, 2733, 2960, 3330, 3644, 3996, 4440, 4555, 4995, 5328, 5466, 6660, 7288, 7992, 8199, 8880, 9110, 9990, 10932, 13320, 13665, 14576, 15984, 16398, 18220, 19980, 21864, 24597, 26640, 27330, 32796, 33707, 36440, 39960, 40995, 43728, 49194, 54660, 65592, 67414, 72880, 79920, 81990, 98388, 101121, 109320, 122985, 131184, 134828, 163980, 168535, 196776, 202242, 218640, 245970, 269656, 303363, 327960, 337070, 393552, 404484, 491940, 505605, 539312, 606726, 655920, 674140, 808968, 910089, 983880, 1011210, 1213452, 1348280, 1516815, 1617936, 1820178, 1967760, 2022420, 2426904, 2696560, 3033630, 3640356, 4044840, 4550445, 4853808, 6067260, 7280712, 8089680, 9100890, 12134520, 14561424, 18201780, 24269040, 36403560, 72807120]

約数ペア:

[(1, 72807120), (2, 36403560), (3, 24269040), (4, 18201780), (5, 14561424), (6, 12134520), (8, 9100890), (9, 8089680), (10, 7280712), (12, 6067260), (15, 4853808), (16, 4550445), (18, 4044840), (20, 3640356), (24, 3033630), (27, 2696560), (30, 2426904), (36, 2022420), (37, 1967760), (40, 1820178), (45, 1617936), (48, 1516815), (54, 1348280), (60, 1213452), (72, 1011210), (74, 983880), (80, 910089), (90, 808968), (108, 674140), (111, 655920), (120, 606726), (135, 539312), (144, 505605), (148, 491940), (180, 404484), (185, 393552), (216, 337070), (222, 327960), (240, 303363), (270, 269656), (296, 245970), (333, 218640), (360, 202242), (370, 196776), (432, 168535), (444, 163980), (540, 134828), (555, 131184), (592, 122985), (666, 109320), (720, 101121), (740, 98388), (888, 81990), (911, 79920), (999, 72880), (1080, 67414), (1110, 65592), (1332, 54660), (1480, 49194), (1665, 43728), (1776, 40995), (1822, 39960), (1998, 36440), (2160, 33707), (2220, 32796), (2664, 27330), (2733, 26640), (2960, 24597), (3330, 21864), (3644, 19980), (3996, 18220), (4440, 16398), (4555, 15984), (4995, 14576), (5328, 13665), (5466, 13320), (6660, 10932), (7288, 9990), (7992, 9110), (8199, 8880)]