31029480

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1$

素因数の和:241

約数の個数: 160

約数和(自身を含む): 106678440

約数和(自身を除く): 75648960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 61, 72, 81, 90, 108, 120, 122, 135, 157, 162, 180, 183, 216, 244, 270, 305, 314, 324, 360, 366, 405, 471, 488, 540, 549, 610, 628, 648, 732, 785, 810, 915, 942, 1080, 1098, 1220, 1256, 1413, 1464, 1570, 1620, 1647, 1830, 1884, 2196, 2355, 2440, 2745, 2826, 3140, 3240, 3294, 3660, 3768, 4239, 4392, 4710, 4941, 5490, 5652, 6280, 6588, 7065, 7320, 8235, 8478, 9420, 9577, 9882, 10980, 11304, 12717, 13176, 14130, 16470, 16956, 18840, 19154, 19764, 21195, 21960, 24705, 25434, 28260, 28731, 32940, 33912, 38308, 39528, 42390, 47885, 49410, 50868, 56520, 57462, 63585, 65880, 76616, 84780, 86193, 95770, 98820, 101736, 114924, 127170, 143655, 169560, 172386, 191540, 197640, 229848, 254340, 258579, 287310, 344772, 383080, 430965, 508680, 517158, 574620, 689544, 775737, 861930, 1034316, 1149240, 1292895, 1551474, 1723860, 2068632, 2585790, 3102948, 3447720, 3878685, 5171580, 6205896, 7757370, 10343160, 15514740, 31029480]

約数ペア:

[(1, 31029480), (2, 15514740), (3, 10343160), (4, 7757370), (5, 6205896), (6, 5171580), (8, 3878685), (9, 3447720), (10, 3102948), (12, 2585790), (15, 2068632), (18, 1723860), (20, 1551474), (24, 1292895), (27, 1149240), (30, 1034316), (36, 861930), (40, 775737), (45, 689544), (54, 574620), (60, 517158), (61, 508680), (72, 430965), (81, 383080), (90, 344772), (108, 287310), (120, 258579), (122, 254340), (135, 229848), (157, 197640), (162, 191540), (180, 172386), (183, 169560), (216, 143655), (244, 127170), (270, 114924), (305, 101736), (314, 98820), (324, 95770), (360, 86193), (366, 84780), (405, 76616), (471, 65880), (488, 63585), (540, 57462), (549, 56520), (610, 50868), (628, 49410), (648, 47885), (732, 42390), (785, 39528), (810, 38308), (915, 33912), (942, 32940), (1080, 28731), (1098, 28260), (1220, 25434), (1256, 24705), (1413, 21960), (1464, 21195), (1570, 19764), (1620, 19154), (1647, 18840), (1830, 16956), (1884, 16470), (2196, 14130), (2355, 13176), (2440, 12717), (2745, 11304), (2826, 10980), (3140, 9882), (3240, 9577), (3294, 9420), (3660, 8478), (3768, 8235), (4239, 7320), (4392, 7065), (4710, 6588), (4941, 6280), (5490, 5652)]