61712560

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{173}}^1$

素因数の和:220

約数の個数: 160

約数和(自身を含む): 181238400

約数和(自身を除く): 119525840

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 49, 52, 56, 65, 70, 80, 91, 98, 104, 112, 130, 140, 173, 182, 196, 208, 245, 260, 280, 343, 346, 364, 392, 455, 490, 520, 560, 637, 686, 692, 728, 784, 865, 910, 980, 1040, 1211, 1274, 1372, 1384, 1456, 1715, 1730, 1820, 1960, 2249, 2422, 2548, 2744, 2768, 3185, 3430, 3460, 3640, 3920, 4459, 4498, 4844, 5096, 5488, 6055, 6370, 6860, 6920, 7280, 8477, 8918, 8996, 9688, 10192, 11245, 12110, 12740, 13720, 13840, 15743, 16954, 17836, 17992, 19376, 22295, 22490, 24220, 25480, 27440, 31486, 33908, 35672, 35984, 42385, 44590, 44980, 48440, 50960, 59339, 62972, 67816, 71344, 78715, 84770, 89180, 89960, 96880, 110201, 118678, 125944, 135632, 157430, 169540, 178360, 179920, 220402, 237356, 251888, 296695, 314860, 339080, 356720, 440804, 474712, 551005, 593390, 629720, 678160, 771407, 881608, 949424, 1102010, 1186780, 1259440, 1542814, 1763216, 2204020, 2373560, 3085628, 3857035, 4408040, 4747120, 6171256, 7714070, 8816080, 12342512, 15428140, 30856280, 61712560]

約数ペア:

[(1, 61712560), (2, 30856280), (4, 15428140), (5, 12342512), (7, 8816080), (8, 7714070), (10, 6171256), (13, 4747120), (14, 4408040), (16, 3857035), (20, 3085628), (26, 2373560), (28, 2204020), (35, 1763216), (40, 1542814), (49, 1259440), (52, 1186780), (56, 1102010), (65, 949424), (70, 881608), (80, 771407), (91, 678160), (98, 629720), (104, 593390), (112, 551005), (130, 474712), (140, 440804), (173, 356720), (182, 339080), (196, 314860), (208, 296695), (245, 251888), (260, 237356), (280, 220402), (343, 179920), (346, 178360), (364, 169540), (392, 157430), (455, 135632), (490, 125944), (520, 118678), (560, 110201), (637, 96880), (686, 89960), (692, 89180), (728, 84770), (784, 78715), (865, 71344), (910, 67816), (980, 62972), (1040, 59339), (1211, 50960), (1274, 48440), (1372, 44980), (1384, 44590), (1456, 42385), (1715, 35984), (1730, 35672), (1820, 33908), (1960, 31486), (2249, 27440), (2422, 25480), (2548, 24220), (2744, 22490), (2768, 22295), (3185, 19376), (3430, 17992), (3460, 17836), (3640, 16954), (3920, 15743), (4459, 13840), (4498, 13720), (4844, 12740), (5096, 12110), (5488, 11245), (6055, 10192), (6370, 9688), (6860, 8996), (6920, 8918), (7280, 8477)]