40314400

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{313}}^1$

素因数の和:363

約数の個数: 144

約数和(自身を含む): 117742464

約数和(自身を除く): 77428064

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 25, 28, 32, 35, 40, 46, 50, 56, 70, 80, 92, 100, 112, 115, 140, 160, 161, 175, 184, 200, 224, 230, 280, 313, 322, 350, 368, 400, 460, 560, 575, 626, 644, 700, 736, 800, 805, 920, 1120, 1150, 1252, 1288, 1400, 1565, 1610, 1840, 2191, 2300, 2504, 2576, 2800, 3130, 3220, 3680, 4025, 4382, 4600, 5008, 5152, 5600, 6260, 6440, 7199, 7825, 8050, 8764, 9200, 10016, 10955, 12520, 12880, 14398, 15650, 16100, 17528, 18400, 21910, 25040, 25760, 28796, 31300, 32200, 35056, 35995, 43820, 50080, 50393, 54775, 57592, 62600, 64400, 70112, 71990, 87640, 100786, 109550, 115184, 125200, 128800, 143980, 175280, 179975, 201572, 219100, 230368, 250400, 251965, 287960, 350560, 359950, 403144, 438200, 503930, 575920, 719900, 806288, 876400, 1007860, 1151840, 1259825, 1439800, 1612576, 1752800, 2015720, 2519650, 2879600, 4031440, 5039300, 5759200, 8062880, 10078600, 20157200, 40314400]

約数ペア:

[(1, 40314400), (2, 20157200), (4, 10078600), (5, 8062880), (7, 5759200), (8, 5039300), (10, 4031440), (14, 2879600), (16, 2519650), (20, 2015720), (23, 1752800), (25, 1612576), (28, 1439800), (32, 1259825), (35, 1151840), (40, 1007860), (46, 876400), (50, 806288), (56, 719900), (70, 575920), (80, 503930), (92, 438200), (100, 403144), (112, 359950), (115, 350560), (140, 287960), (160, 251965), (161, 250400), (175, 230368), (184, 219100), (200, 201572), (224, 179975), (230, 175280), (280, 143980), (313, 128800), (322, 125200), (350, 115184), (368, 109550), (400, 100786), (460, 87640), (560, 71990), (575, 70112), (626, 64400), (644, 62600), (700, 57592), (736, 54775), (800, 50393), (805, 50080), (920, 43820), (1120, 35995), (1150, 35056), (1252, 32200), (1288, 31300), (1400, 28796), (1565, 25760), (1610, 25040), (1840, 21910), (2191, 18400), (2300, 17528), (2504, 16100), (2576, 15650), (2800, 14398), (3130, 12880), (3220, 12520), (3680, 10955), (4025, 10016), (4382, 9200), (4600, 8764), (5008, 8050), (5152, 7825), (5600, 7199), (6260, 6440)]