55304820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{157}}^1$

素因数の和:294

約数の個数: 144

約数和(自身を含む): 179437440

約数和(自身を除く): 124132620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 103, 114, 157, 171, 180, 190, 206, 228, 285, 309, 314, 342, 380, 412, 471, 515, 570, 618, 628, 684, 785, 855, 927, 942, 1030, 1140, 1236, 1413, 1545, 1570, 1710, 1854, 1884, 1957, 2060, 2355, 2826, 2983, 3090, 3140, 3420, 3708, 3914, 4635, 4710, 5652, 5871, 5966, 6180, 7065, 7828, 8949, 9270, 9420, 9785, 11742, 11932, 14130, 14915, 16171, 17613, 17898, 18540, 19570, 23484, 26847, 28260, 29355, 29830, 32342, 35226, 35796, 39140, 44745, 48513, 53694, 58710, 59660, 64684, 70452, 80855, 88065, 89490, 97026, 107388, 117420, 134235, 145539, 161710, 176130, 178980, 194052, 242565, 268470, 291078, 307249, 323420, 352260, 485130, 536940, 582156, 614498, 727695, 921747, 970260, 1228996, 1455390, 1536245, 1843494, 2765241, 2910780, 3072490, 3686988, 4608735, 5530482, 6144980, 9217470, 11060964, 13826205, 18434940, 27652410, 55304820]

約数ペア:

[(1, 55304820), (2, 27652410), (3, 18434940), (4, 13826205), (5, 11060964), (6, 9217470), (9, 6144980), (10, 5530482), (12, 4608735), (15, 3686988), (18, 3072490), (19, 2910780), (20, 2765241), (30, 1843494), (36, 1536245), (38, 1455390), (45, 1228996), (57, 970260), (60, 921747), (76, 727695), (90, 614498), (95, 582156), (103, 536940), (114, 485130), (157, 352260), (171, 323420), (180, 307249), (190, 291078), (206, 268470), (228, 242565), (285, 194052), (309, 178980), (314, 176130), (342, 161710), (380, 145539), (412, 134235), (471, 117420), (515, 107388), (570, 97026), (618, 89490), (628, 88065), (684, 80855), (785, 70452), (855, 64684), (927, 59660), (942, 58710), (1030, 53694), (1140, 48513), (1236, 44745), (1413, 39140), (1545, 35796), (1570, 35226), (1710, 32342), (1854, 29830), (1884, 29355), (1957, 28260), (2060, 26847), (2355, 23484), (2826, 19570), (2983, 18540), (3090, 17898), (3140, 17613), (3420, 16171), (3708, 14915), (3914, 14130), (4635, 11932), (4710, 11742), (5652, 9785), (5871, 9420), (5966, 9270), (6180, 8949), (7065, 7828)]