275656560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{991}}^1$

素因数の和:1087

約数の個数: 160

約数和(自身を含む): 915179520

約数和(自身を除く): 639522960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 61, 76, 80, 95, 114, 120, 122, 152, 183, 190, 228, 240, 244, 285, 304, 305, 366, 380, 456, 488, 570, 610, 732, 760, 912, 915, 976, 991, 1140, 1159, 1220, 1464, 1520, 1830, 1982, 2280, 2318, 2440, 2928, 2973, 3477, 3660, 3964, 4560, 4636, 4880, 4955, 5795, 5946, 6954, 7320, 7928, 9272, 9910, 11590, 11892, 13908, 14640, 14865, 15856, 17385, 18544, 18829, 19820, 23180, 23784, 27816, 29730, 34770, 37658, 39640, 46360, 47568, 55632, 56487, 59460, 60451, 69540, 75316, 79280, 92720, 94145, 112974, 118920, 120902, 139080, 150632, 181353, 188290, 225948, 237840, 241804, 278160, 282435, 301264, 302255, 362706, 376580, 451896, 483608, 564870, 604510, 725412, 753160, 903792, 906765, 967216, 1129740, 1148569, 1209020, 1450824, 1506320, 1813530, 2259480, 2297138, 2418040, 2901648, 3445707, 3627060, 4518960, 4594276, 4836080, 5742845, 6891414, 7254120, 9188552, 11485690, 13782828, 14508240, 17228535, 18377104, 22971380, 27565656, 34457070, 45942760, 55131312, 68914140, 91885520, 137828280, 275656560]

約数ペア:

[(1, 275656560), (2, 137828280), (3, 91885520), (4, 68914140), (5, 55131312), (6, 45942760), (8, 34457070), (10, 27565656), (12, 22971380), (15, 18377104), (16, 17228535), (19, 14508240), (20, 13782828), (24, 11485690), (30, 9188552), (38, 7254120), (40, 6891414), (48, 5742845), (57, 4836080), (60, 4594276), (61, 4518960), (76, 3627060), (80, 3445707), (95, 2901648), (114, 2418040), (120, 2297138), (122, 2259480), (152, 1813530), (183, 1506320), (190, 1450824), (228, 1209020), (240, 1148569), (244, 1129740), (285, 967216), (304, 906765), (305, 903792), (366, 753160), (380, 725412), (456, 604510), (488, 564870), (570, 483608), (610, 451896), (732, 376580), (760, 362706), (912, 302255), (915, 301264), (976, 282435), (991, 278160), (1140, 241804), (1159, 237840), (1220, 225948), (1464, 188290), (1520, 181353), (1830, 150632), (1982, 139080), (2280, 120902), (2318, 118920), (2440, 112974), (2928, 94145), (2973, 92720), (3477, 79280), (3660, 75316), (3964, 69540), (4560, 60451), (4636, 59460), (4880, 56487), (4955, 55632), (5795, 47568), (5946, 46360), (6954, 39640), (7320, 37658), (7928, 34770), (9272, 29730), (9910, 27816), (11590, 23784), (11892, 23180), (13908, 19820), (14640, 18829), (14865, 18544), (15856, 17385)]