128848650

素因数分解:

$2^1\times 3^1\times 5^2\times 7^1\times {\mathrm{41}}^2\times {\mathrm{73}}^1$

素因数の和:177

約数の個数: 144

約数和(自身を含む): 379445952

約数和(自身を除く): 250597302

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 41, 42, 50, 70, 73, 75, 82, 105, 123, 146, 150, 175, 205, 210, 219, 246, 287, 350, 365, 410, 438, 511, 525, 574, 615, 730, 861, 1022, 1025, 1050, 1095, 1230, 1435, 1533, 1681, 1722, 1825, 2050, 2190, 2555, 2870, 2993, 3066, 3075, 3362, 3650, 4305, 5043, 5110, 5475, 5986, 6150, 7175, 7665, 8405, 8610, 8979, 10086, 10950, 11767, 12775, 14350, 14965, 15330, 16810, 17958, 20951, 21525, 23534, 25215, 25550, 29930, 35301, 38325, 41902, 42025, 43050, 44895, 50430, 58835, 62853, 70602, 74825, 76650, 84050, 89790, 104755, 117670, 122713, 125706, 126075, 149650, 176505, 209510, 224475, 245426, 252150, 294175, 314265, 353010, 368139, 448950, 523775, 588350, 613565, 628530, 736278, 858991, 882525, 1047550, 1227130, 1571325, 1717982, 1765050, 1840695, 2576973, 3067825, 3142650, 3681390, 4294955, 5153946, 6135650, 8589910, 9203475, 12884865, 18406950, 21474775, 25769730, 42949550, 64424325, 128848650]

約数ペア:

[(1, 128848650), (2, 64424325), (3, 42949550), (5, 25769730), (6, 21474775), (7, 18406950), (10, 12884865), (14, 9203475), (15, 8589910), (21, 6135650), (25, 5153946), (30, 4294955), (35, 3681390), (41, 3142650), (42, 3067825), (50, 2576973), (70, 1840695), (73, 1765050), (75, 1717982), (82, 1571325), (105, 1227130), (123, 1047550), (146, 882525), (150, 858991), (175, 736278), (205, 628530), (210, 613565), (219, 588350), (246, 523775), (287, 448950), (350, 368139), (365, 353010), (410, 314265), (438, 294175), (511, 252150), (525, 245426), (574, 224475), (615, 209510), (730, 176505), (861, 149650), (1022, 126075), (1025, 125706), (1050, 122713), (1095, 117670), (1230, 104755), (1435, 89790), (1533, 84050), (1681, 76650), (1722, 74825), (1825, 70602), (2050, 62853), (2190, 58835), (2555, 50430), (2870, 44895), (2993, 43050), (3066, 42025), (3075, 41902), (3362, 38325), (3650, 35301), (4305, 29930), (5043, 25550), (5110, 25215), (5475, 23534), (5986, 21525), (6150, 20951), (7175, 17958), (7665, 16810), (8405, 15330), (8610, 14965), (8979, 14350), (10086, 12775), (10950, 11767)]