121764780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{389}}^1$

素因数の和:488

約数の個数: 144

約数和(自身を含む): 388402560

約数和(自身を除く): 266637780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 47, 60, 74, 90, 94, 111, 141, 148, 180, 185, 188, 222, 235, 282, 333, 370, 389, 423, 444, 470, 555, 564, 666, 705, 740, 778, 846, 940, 1110, 1167, 1332, 1410, 1556, 1665, 1692, 1739, 1945, 2115, 2220, 2334, 2820, 3330, 3478, 3501, 3890, 4230, 4668, 5217, 5835, 6660, 6956, 7002, 7780, 8460, 8695, 10434, 11670, 14004, 14393, 15651, 17390, 17505, 18283, 20868, 23340, 26085, 28786, 31302, 34780, 35010, 36566, 43179, 52170, 54849, 57572, 62604, 70020, 71965, 73132, 78255, 86358, 91415, 104340, 109698, 129537, 143930, 156510, 164547, 172716, 182830, 215895, 219396, 259074, 274245, 287860, 313020, 329094, 365660, 431790, 518148, 548490, 647685, 658188, 676471, 822735, 863580, 1096980, 1295370, 1352942, 1645470, 2029413, 2590740, 2705884, 3290940, 3382355, 4058826, 6088239, 6764710, 8117652, 10147065, 12176478, 13529420, 20294130, 24352956, 30441195, 40588260, 60882390, 121764780]

約数ペア:

[(1, 121764780), (2, 60882390), (3, 40588260), (4, 30441195), (5, 24352956), (6, 20294130), (9, 13529420), (10, 12176478), (12, 10147065), (15, 8117652), (18, 6764710), (20, 6088239), (30, 4058826), (36, 3382355), (37, 3290940), (45, 2705884), (47, 2590740), (60, 2029413), (74, 1645470), (90, 1352942), (94, 1295370), (111, 1096980), (141, 863580), (148, 822735), (180, 676471), (185, 658188), (188, 647685), (222, 548490), (235, 518148), (282, 431790), (333, 365660), (370, 329094), (389, 313020), (423, 287860), (444, 274245), (470, 259074), (555, 219396), (564, 215895), (666, 182830), (705, 172716), (740, 164547), (778, 156510), (846, 143930), (940, 129537), (1110, 109698), (1167, 104340), (1332, 91415), (1410, 86358), (1556, 78255), (1665, 73132), (1692, 71965), (1739, 70020), (1945, 62604), (2115, 57572), (2220, 54849), (2334, 52170), (2820, 43179), (3330, 36566), (3478, 35010), (3501, 34780), (3890, 31302), (4230, 28786), (4668, 26085), (5217, 23340), (5835, 20868), (6660, 18283), (6956, 17505), (7002, 17390), (7780, 15651), (8460, 14393), (8695, 14004), (10434, 11670)]