171927240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{409}}^1$

素因数の和:567

約数の個数: 128

約数和(自身を含む): 538444800

約数和(自身を除く): 366517560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 113, 120, 124, 155, 186, 226, 248, 310, 339, 372, 409, 452, 465, 565, 620, 678, 744, 818, 904, 930, 1130, 1227, 1240, 1356, 1636, 1695, 1860, 2045, 2260, 2454, 2712, 3272, 3390, 3503, 3720, 4090, 4520, 4908, 6135, 6780, 7006, 8180, 9816, 10509, 12270, 12679, 13560, 14012, 16360, 17515, 21018, 24540, 25358, 28024, 35030, 38037, 42036, 46217, 49080, 50716, 52545, 63395, 70060, 76074, 84072, 92434, 101432, 105090, 126790, 138651, 140120, 152148, 184868, 190185, 210180, 231085, 253580, 277302, 304296, 369736, 380370, 420360, 462170, 507160, 554604, 693255, 760740, 924340, 1109208, 1386510, 1432727, 1521480, 1848680, 2773020, 2865454, 4298181, 5546040, 5730908, 7163635, 8596362, 11461816, 14327270, 17192724, 21490905, 28654540, 34385448, 42981810, 57309080, 85963620, 171927240]

約数ペア:

[(1, 171927240), (2, 85963620), (3, 57309080), (4, 42981810), (5, 34385448), (6, 28654540), (8, 21490905), (10, 17192724), (12, 14327270), (15, 11461816), (20, 8596362), (24, 7163635), (30, 5730908), (31, 5546040), (40, 4298181), (60, 2865454), (62, 2773020), (93, 1848680), (113, 1521480), (120, 1432727), (124, 1386510), (155, 1109208), (186, 924340), (226, 760740), (248, 693255), (310, 554604), (339, 507160), (372, 462170), (409, 420360), (452, 380370), (465, 369736), (565, 304296), (620, 277302), (678, 253580), (744, 231085), (818, 210180), (904, 190185), (930, 184868), (1130, 152148), (1227, 140120), (1240, 138651), (1356, 126790), (1636, 105090), (1695, 101432), (1860, 92434), (2045, 84072), (2260, 76074), (2454, 70060), (2712, 63395), (3272, 52545), (3390, 50716), (3503, 49080), (3720, 46217), (4090, 42036), (4520, 38037), (4908, 35030), (6135, 28024), (6780, 25358), (7006, 24540), (8180, 21018), (9816, 17515), (10509, 16360), (12270, 14012), (12679, 13560)]