245648130

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1$

素因数の和:193

約数の個数: 256

約数和(自身を含む): 789626880

約数和(自身を除く): 543978750

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 17, 21, 26, 30, 34, 35, 39, 42, 51, 65, 67, 70, 78, 79, 85, 91, 102, 105, 119, 130, 134, 158, 170, 182, 195, 201, 210, 221, 237, 238, 255, 273, 335, 357, 390, 395, 402, 442, 455, 469, 474, 510, 546, 553, 595, 663, 670, 714, 790, 871, 910, 938, 1005, 1027, 1105, 1106, 1139, 1185, 1190, 1326, 1343, 1365, 1407, 1547, 1659, 1742, 1785, 2010, 2054, 2210, 2278, 2345, 2370, 2613, 2686, 2730, 2765, 2814, 3081, 3094, 3315, 3318, 3417, 3570, 4029, 4355, 4641, 4690, 5135, 5226, 5293, 5530, 5695, 6097, 6162, 6630, 6715, 6834, 7035, 7189, 7735, 7973, 8058, 8295, 8710, 9282, 9401, 10270, 10586, 11390, 12194, 13065, 13430, 14070, 14378, 14807, 15405, 15470, 15879, 15946, 16590, 17085, 17459, 18291, 18802, 20145, 21567, 23205, 23919, 26130, 26465, 28203, 29614, 30485, 30810, 31758, 34170, 34918, 35945, 36582, 37051, 39865, 40290, 43134, 44421, 46410, 47005, 47838, 52377, 52930, 56406, 60970, 68809, 71890, 74035, 74102, 79395, 79730, 87295, 88842, 89981, 91455, 94010, 103649, 104754, 107835, 111153, 119595, 122213, 137618, 141015, 148070, 158790, 174590, 179962, 182910, 185255, 206427, 207298, 215670, 222105, 222306, 239190, 244426, 261885, 269943, 282030, 310947, 344045, 366639, 370510, 412854, 444210, 449905, 481663, 518245, 523770, 539886, 555765, 611065, 621894, 629867, 688090, 733278, 899810, 963326, 1032135, 1036490, 1111530, 1169753, 1222130, 1259734, 1349715, 1444989, 1554735, 1833195, 1889601, 2064270, 2339506, 2408315, 2699430, 2889978, 3109470, 3149335, 3509259, 3666390, 3779202, 4816630, 5848765, 6298670, 7018518, 7224945, 8188271, 9448005, 11697530, 14449890, 16376542, 17546295, 18896010, 24564813, 35092590, 40941355, 49129626, 81882710, 122824065, 245648130]

約数ペア:

[(1, 245648130), (2, 122824065), (3, 81882710), (5, 49129626), (6, 40941355), (7, 35092590), (10, 24564813), (13, 18896010), (14, 17546295), (15, 16376542), (17, 14449890), (21, 11697530), (26, 9448005), (30, 8188271), (34, 7224945), (35, 7018518), (39, 6298670), (42, 5848765), (51, 4816630), (65, 3779202), (67, 3666390), (70, 3509259), (78, 3149335), (79, 3109470), (85, 2889978), (91, 2699430), (102, 2408315), (105, 2339506), (119, 2064270), (130, 1889601), (134, 1833195), (158, 1554735), (170, 1444989), (182, 1349715), (195, 1259734), (201, 1222130), (210, 1169753), (221, 1111530), (237, 1036490), (238, 1032135), (255, 963326), (273, 899810), (335, 733278), (357, 688090), (390, 629867), (395, 621894), (402, 611065), (442, 555765), (455, 539886), (469, 523770), (474, 518245), (510, 481663), (546, 449905), (553, 444210), (595, 412854), (663, 370510), (670, 366639), (714, 344045), (790, 310947), (871, 282030), (910, 269943), (938, 261885), (1005, 244426), (1027, 239190), (1105, 222306), (1106, 222105), (1139, 215670), (1185, 207298), (1190, 206427), (1326, 185255), (1343, 182910), (1365, 179962), (1407, 174590), (1547, 158790), (1659, 148070), (1742, 141015), (1785, 137618), (2010, 122213), (2054, 119595), (2210, 111153), (2278, 107835), (2345, 104754), (2370, 103649), (2613, 94010), (2686, 91455), (2730, 89981), (2765, 88842), (2814, 87295), (3081, 79730), (3094, 79395), (3315, 74102), (3318, 74035), (3417, 71890), (3570, 68809), (4029, 60970), (4355, 56406), (4641, 52930), (4690, 52377), (5135, 47838), (5226, 47005), (5293, 46410), (5530, 44421), (5695, 43134), (6097, 40290), (6162, 39865), (6630, 37051), (6715, 36582), (6834, 35945), (7035, 34918), (7189, 34170), (7735, 31758), (7973, 30810), (8058, 30485), (8295, 29614), (8710, 28203), (9282, 26465), (9401, 26130), (10270, 23919), (10586, 23205), (11390, 21567), (12194, 20145), (13065, 18802), (13430, 18291), (14070, 17459), (14378, 17085), (14807, 16590), (15405, 15946), (15470, 15879)]