204420300

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{311}}^1\times {\mathrm{313}}^1$

素因数の和:648

約数の個数: 144

約数和(自身を含む): 680289792

約数和(自身を除く): 475869492

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 140, 150, 175, 210, 300, 311, 313, 350, 420, 525, 622, 626, 700, 933, 939, 1050, 1244, 1252, 1555, 1565, 1866, 1878, 2100, 2177, 2191, 3110, 3130, 3732, 3756, 4354, 4382, 4665, 4695, 6220, 6260, 6531, 6573, 7775, 7825, 8708, 8764, 9330, 9390, 10885, 10955, 13062, 13146, 15550, 15650, 18660, 18780, 21770, 21910, 23325, 23475, 26124, 26292, 31100, 31300, 32655, 32865, 43540, 43820, 46650, 46950, 54425, 54775, 65310, 65730, 93300, 93900, 97343, 108850, 109550, 130620, 131460, 163275, 164325, 194686, 217700, 219100, 292029, 326550, 328650, 389372, 486715, 584058, 653100, 657300, 681401, 973430, 1168116, 1362802, 1460145, 1946860, 2044203, 2433575, 2725604, 2920290, 3407005, 4088406, 4867150, 5840580, 6814010, 7300725, 8176812, 9734300, 10221015, 13628020, 14601450, 17035025, 20442030, 29202900, 34070050, 40884060, 51105075, 68140100, 102210150, 204420300]

約数ペア:

[(1, 204420300), (2, 102210150), (3, 68140100), (4, 51105075), (5, 40884060), (6, 34070050), (7, 29202900), (10, 20442030), (12, 17035025), (14, 14601450), (15, 13628020), (20, 10221015), (21, 9734300), (25, 8176812), (28, 7300725), (30, 6814010), (35, 5840580), (42, 4867150), (50, 4088406), (60, 3407005), (70, 2920290), (75, 2725604), (84, 2433575), (100, 2044203), (105, 1946860), (140, 1460145), (150, 1362802), (175, 1168116), (210, 973430), (300, 681401), (311, 657300), (313, 653100), (350, 584058), (420, 486715), (525, 389372), (622, 328650), (626, 326550), (700, 292029), (933, 219100), (939, 217700), (1050, 194686), (1244, 164325), (1252, 163275), (1555, 131460), (1565, 130620), (1866, 109550), (1878, 108850), (2100, 97343), (2177, 93900), (2191, 93300), (3110, 65730), (3130, 65310), (3732, 54775), (3756, 54425), (4354, 46950), (4382, 46650), (4665, 43820), (4695, 43540), (6220, 32865), (6260, 32655), (6531, 31300), (6573, 31100), (7775, 26292), (7825, 26124), (8708, 23475), (8764, 23325), (9330, 21910), (9390, 21770), (10885, 18780), (10955, 18660), (13062, 15650), (13146, 15550)]