210847120

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{131}}^1$

素因数の和:245

約数の個数: 160

約数和(自身を含む): 565678080

約数和(自身を除く): 354830960

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 40, 44, 55, 59, 62, 80, 88, 110, 118, 124, 131, 155, 176, 220, 236, 248, 262, 295, 310, 341, 440, 472, 496, 524, 590, 620, 649, 655, 682, 880, 944, 1048, 1180, 1240, 1298, 1310, 1364, 1441, 1705, 1829, 2096, 2360, 2480, 2596, 2620, 2728, 2882, 3245, 3410, 3658, 4061, 4720, 5192, 5240, 5456, 5764, 6490, 6820, 7205, 7316, 7729, 8122, 9145, 10384, 10480, 11528, 12980, 13640, 14410, 14632, 15458, 16244, 18290, 20119, 20305, 23056, 25960, 27280, 28820, 29264, 30916, 32488, 36580, 38645, 40238, 40610, 44671, 51920, 57640, 61832, 64976, 73160, 77290, 80476, 81220, 85019, 89342, 100595, 115280, 123664, 146320, 154580, 160952, 162440, 170038, 178684, 201190, 223355, 239599, 309160, 321904, 324880, 340076, 357368, 402380, 425095, 446710, 479198, 618320, 680152, 714736, 804760, 850190, 893420, 958396, 1197995, 1360304, 1609520, 1700380, 1786840, 1916792, 2395990, 2635589, 3400760, 3573680, 3833584, 4791980, 5271178, 6801520, 9583960, 10542356, 13177945, 19167920, 21084712, 26355890, 42169424, 52711780, 105423560, 210847120]

約数ペア:

[(1, 210847120), (2, 105423560), (4, 52711780), (5, 42169424), (8, 26355890), (10, 21084712), (11, 19167920), (16, 13177945), (20, 10542356), (22, 9583960), (31, 6801520), (40, 5271178), (44, 4791980), (55, 3833584), (59, 3573680), (62, 3400760), (80, 2635589), (88, 2395990), (110, 1916792), (118, 1786840), (124, 1700380), (131, 1609520), (155, 1360304), (176, 1197995), (220, 958396), (236, 893420), (248, 850190), (262, 804760), (295, 714736), (310, 680152), (341, 618320), (440, 479198), (472, 446710), (496, 425095), (524, 402380), (590, 357368), (620, 340076), (649, 324880), (655, 321904), (682, 309160), (880, 239599), (944, 223355), (1048, 201190), (1180, 178684), (1240, 170038), (1298, 162440), (1310, 160952), (1364, 154580), (1441, 146320), (1705, 123664), (1829, 115280), (2096, 100595), (2360, 89342), (2480, 85019), (2596, 81220), (2620, 80476), (2728, 77290), (2882, 73160), (3245, 64976), (3410, 61832), (3658, 57640), (4061, 51920), (4720, 44671), (5192, 40610), (5240, 40238), (5456, 38645), (5764, 36580), (6490, 32488), (6820, 30916), (7205, 29264), (7316, 28820), (7729, 27280), (8122, 25960), (9145, 23056), (10384, 20305), (10480, 20119), (11528, 18290), (12980, 16244), (13640, 15458), (14410, 14632)]