203423780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{173}}^1\times {\mathrm{227}}^1$

素因数の和:453

約数の個数: 96

約数和(自身を含む): 506532096

約数和(自身を除く): 303108316

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 74, 140, 148, 173, 185, 227, 259, 346, 370, 454, 518, 692, 740, 865, 908, 1036, 1135, 1211, 1295, 1589, 1730, 2270, 2422, 2590, 3178, 3460, 4540, 4844, 5180, 6055, 6356, 6401, 7945, 8399, 12110, 12802, 15890, 16798, 24220, 25604, 31780, 32005, 33596, 39271, 41995, 44807, 58793, 64010, 78542, 83990, 89614, 117586, 128020, 157084, 167980, 179228, 196355, 224035, 235172, 274897, 293965, 392710, 448070, 549794, 587930, 785420, 896140, 1099588, 1175860, 1374485, 1453027, 2748970, 2906054, 5497940, 5812108, 7265135, 10171189, 14530270, 20342378, 29060540, 40684756, 50855945, 101711890, 203423780]

約数ペア:

[(1, 203423780), (2, 101711890), (4, 50855945), (5, 40684756), (7, 29060540), (10, 20342378), (14, 14530270), (20, 10171189), (28, 7265135), (35, 5812108), (37, 5497940), (70, 2906054), (74, 2748970), (140, 1453027), (148, 1374485), (173, 1175860), (185, 1099588), (227, 896140), (259, 785420), (346, 587930), (370, 549794), (454, 448070), (518, 392710), (692, 293965), (740, 274897), (865, 235172), (908, 224035), (1036, 196355), (1135, 179228), (1211, 167980), (1295, 157084), (1589, 128020), (1730, 117586), (2270, 89614), (2422, 83990), (2590, 78542), (3178, 64010), (3460, 58793), (4540, 44807), (4844, 41995), (5180, 39271), (6055, 33596), (6356, 32005), (6401, 31780), (7945, 25604), (8399, 24220), (12110, 16798), (12802, 15890)]