208601760

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{257}}^1$

素因数の和:383

約数の個数: 192

約数和(自身を含む): 702172800

約数和(自身を除く): 493571040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 76, 80, 89, 95, 96, 114, 120, 152, 160, 178, 190, 228, 240, 257, 267, 285, 304, 356, 380, 445, 456, 480, 514, 534, 570, 608, 712, 760, 771, 890, 912, 1028, 1068, 1140, 1285, 1335, 1424, 1520, 1542, 1691, 1780, 1824, 2056, 2136, 2280, 2570, 2670, 2848, 3040, 3084, 3382, 3560, 3855, 4112, 4272, 4560, 4883, 5073, 5140, 5340, 6168, 6764, 7120, 7710, 8224, 8455, 8544, 9120, 9766, 10146, 10280, 10680, 12336, 13528, 14240, 14649, 15420, 16910, 19532, 20292, 20560, 21360, 22873, 24415, 24672, 25365, 27056, 29298, 30840, 33820, 39064, 40584, 41120, 42720, 45746, 48830, 50730, 54112, 58596, 61680, 67640, 68619, 73245, 78128, 81168, 91492, 97660, 101460, 114365, 117192, 123360, 135280, 137238, 146490, 156256, 162336, 182984, 195320, 202920, 228730, 234384, 270560, 274476, 292980, 343095, 365968, 390640, 405840, 434587, 457460, 468768, 548952, 585960, 686190, 731936, 781280, 811680, 869174, 914920, 1097904, 1171920, 1303761, 1372380, 1738348, 1829840, 2172935, 2195808, 2343840, 2607522, 2744760, 3476696, 3659680, 4345870, 5215044, 5489520, 6518805, 6953392, 8691740, 10430088, 10979040, 13037610, 13906784, 17383480, 20860176, 26075220, 34766960, 41720352, 52150440, 69533920, 104300880, 208601760]

約数ペア:

[(1, 208601760), (2, 104300880), (3, 69533920), (4, 52150440), (5, 41720352), (6, 34766960), (8, 26075220), (10, 20860176), (12, 17383480), (15, 13906784), (16, 13037610), (19, 10979040), (20, 10430088), (24, 8691740), (30, 6953392), (32, 6518805), (38, 5489520), (40, 5215044), (48, 4345870), (57, 3659680), (60, 3476696), (76, 2744760), (80, 2607522), (89, 2343840), (95, 2195808), (96, 2172935), (114, 1829840), (120, 1738348), (152, 1372380), (160, 1303761), (178, 1171920), (190, 1097904), (228, 914920), (240, 869174), (257, 811680), (267, 781280), (285, 731936), (304, 686190), (356, 585960), (380, 548952), (445, 468768), (456, 457460), (480, 434587), (514, 405840), (534, 390640), (570, 365968), (608, 343095), (712, 292980), (760, 274476), (771, 270560), (890, 234384), (912, 228730), (1028, 202920), (1068, 195320), (1140, 182984), (1285, 162336), (1335, 156256), (1424, 146490), (1520, 137238), (1542, 135280), (1691, 123360), (1780, 117192), (1824, 114365), (2056, 101460), (2136, 97660), (2280, 91492), (2570, 81168), (2670, 78128), (2848, 73245), (3040, 68619), (3084, 67640), (3382, 61680), (3560, 58596), (3855, 54112), (4112, 50730), (4272, 48830), (4560, 45746), (4883, 42720), (5073, 41120), (5140, 40584), (5340, 39064), (6168, 33820), (6764, 30840), (7120, 29298), (7710, 27056), (8224, 25365), (8455, 24672), (8544, 24415), (9120, 22873), (9766, 21360), (10146, 20560), (10280, 20292), (10680, 19532), (12336, 16910), (13528, 15420), (14240, 14649)]