42847140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{353}}^1$

素因数の和:406

約数の個数: 144

約数和(自身を含む): 146063232

約数和(自身を除く): 103216092

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 42, 51, 60, 68, 70, 84, 85, 102, 105, 119, 140, 170, 204, 210, 238, 255, 289, 340, 353, 357, 420, 476, 510, 578, 595, 706, 714, 867, 1020, 1059, 1156, 1190, 1412, 1428, 1445, 1734, 1765, 1785, 2023, 2118, 2380, 2471, 2890, 3468, 3530, 3570, 4046, 4236, 4335, 4942, 5295, 5780, 6001, 6069, 7060, 7140, 7413, 8092, 8670, 9884, 10115, 10590, 12002, 12138, 12355, 14826, 17340, 18003, 20230, 21180, 24004, 24276, 24710, 29652, 30005, 30345, 36006, 37065, 40460, 42007, 49420, 60010, 60690, 72012, 74130, 84014, 90015, 102017, 120020, 121380, 126021, 148260, 168028, 180030, 204034, 210035, 252042, 306051, 360060, 408068, 420070, 504084, 510085, 612102, 630105, 714119, 840140, 1020170, 1224204, 1260210, 1428238, 1530255, 2040340, 2142357, 2520420, 2856476, 3060510, 3570595, 4284714, 6121020, 7141190, 8569428, 10711785, 14282380, 21423570, 42847140]

約数ペア:

[(1, 42847140), (2, 21423570), (3, 14282380), (4, 10711785), (5, 8569428), (6, 7141190), (7, 6121020), (10, 4284714), (12, 3570595), (14, 3060510), (15, 2856476), (17, 2520420), (20, 2142357), (21, 2040340), (28, 1530255), (30, 1428238), (34, 1260210), (35, 1224204), (42, 1020170), (51, 840140), (60, 714119), (68, 630105), (70, 612102), (84, 510085), (85, 504084), (102, 420070), (105, 408068), (119, 360060), (140, 306051), (170, 252042), (204, 210035), (210, 204034), (238, 180030), (255, 168028), (289, 148260), (340, 126021), (353, 121380), (357, 120020), (420, 102017), (476, 90015), (510, 84014), (578, 74130), (595, 72012), (706, 60690), (714, 60010), (867, 49420), (1020, 42007), (1059, 40460), (1156, 37065), (1190, 36006), (1412, 30345), (1428, 30005), (1445, 29652), (1734, 24710), (1765, 24276), (1785, 24004), (2023, 21180), (2118, 20230), (2380, 18003), (2471, 17340), (2890, 14826), (3468, 12355), (3530, 12138), (3570, 12002), (4046, 10590), (4236, 10115), (4335, 9884), (4942, 8670), (5295, 8092), (5780, 7413), (6001, 7140), (6069, 7060)]