209351310

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{739}}^1$

素因数の和:846

約数の個数: 128

約数和(自身を含む): 613785600

約数和(自身を除く): 404434290

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 30, 35, 38, 42, 57, 70, 71, 95, 105, 114, 133, 142, 190, 210, 213, 266, 285, 355, 399, 426, 497, 570, 665, 710, 739, 798, 994, 1065, 1330, 1349, 1478, 1491, 1995, 2130, 2217, 2485, 2698, 2982, 3695, 3990, 4047, 4434, 4970, 5173, 6745, 7390, 7455, 8094, 9443, 10346, 11085, 13490, 14041, 14910, 15519, 18886, 20235, 22170, 25865, 28082, 28329, 31038, 40470, 42123, 47215, 51730, 52469, 56658, 70205, 77595, 84246, 94430, 98287, 104938, 140410, 141645, 155190, 157407, 196574, 210615, 262345, 283290, 294861, 314814, 367283, 421230, 491435, 524690, 589722, 734566, 787035, 982870, 996911, 1101849, 1474305, 1574070, 1836415, 1993822, 2203698, 2948610, 2990733, 3672830, 4984555, 5509245, 5981466, 6978377, 9969110, 11018490, 13956754, 14953665, 20935131, 29907330, 34891885, 41870262, 69783770, 104675655, 209351310]

約数ペア:

[(1, 209351310), (2, 104675655), (3, 69783770), (5, 41870262), (6, 34891885), (7, 29907330), (10, 20935131), (14, 14953665), (15, 13956754), (19, 11018490), (21, 9969110), (30, 6978377), (35, 5981466), (38, 5509245), (42, 4984555), (57, 3672830), (70, 2990733), (71, 2948610), (95, 2203698), (105, 1993822), (114, 1836415), (133, 1574070), (142, 1474305), (190, 1101849), (210, 996911), (213, 982870), (266, 787035), (285, 734566), (355, 589722), (399, 524690), (426, 491435), (497, 421230), (570, 367283), (665, 314814), (710, 294861), (739, 283290), (798, 262345), (994, 210615), (1065, 196574), (1330, 157407), (1349, 155190), (1478, 141645), (1491, 140410), (1995, 104938), (2130, 98287), (2217, 94430), (2485, 84246), (2698, 77595), (2982, 70205), (3695, 56658), (3990, 52469), (4047, 51730), (4434, 47215), (4970, 42123), (5173, 40470), (6745, 31038), (7390, 28329), (7455, 28082), (8094, 25865), (9443, 22170), (10346, 20235), (11085, 18886), (13490, 15519), (14041, 14910)]