756212480

素因数分解:

$2^8\times 5^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1$

素因数の和:302

約数の個数: 144

約数和(自身を含む): 1883456064

約数和(自身を除く): 1127243584

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 64, 71, 80, 106, 128, 142, 157, 160, 212, 256, 265, 284, 314, 320, 355, 424, 530, 568, 628, 640, 710, 785, 848, 1060, 1136, 1256, 1280, 1420, 1570, 1696, 2120, 2272, 2512, 2840, 3140, 3392, 3763, 4240, 4544, 5024, 5680, 6280, 6784, 7526, 8321, 8480, 9088, 10048, 11147, 11360, 12560, 13568, 15052, 16642, 16960, 18176, 18815, 20096, 22294, 22720, 25120, 30104, 33284, 33920, 37630, 40192, 41605, 44588, 45440, 50240, 55735, 60208, 66568, 67840, 75260, 83210, 89176, 90880, 100480, 111470, 120416, 133136, 150520, 166420, 178352, 200960, 222940, 240832, 266272, 301040, 332840, 356704, 445880, 481664, 532544, 590791, 602080, 665680, 713408, 891760, 963328, 1065088, 1181582, 1204160, 1331360, 1426816, 1783520, 2130176, 2363164, 2408320, 2662720, 2853632, 2953955, 3567040, 4726328, 4816640, 5325440, 5907910, 7134080, 9452656, 10650880, 11815820, 14268160, 18905312, 23631640, 37810624, 47263280, 75621248, 94526560, 151242496, 189053120, 378106240, 756212480]

約数ペア:

[(1, 756212480), (2, 378106240), (4, 189053120), (5, 151242496), (8, 94526560), (10, 75621248), (16, 47263280), (20, 37810624), (32, 23631640), (40, 18905312), (53, 14268160), (64, 11815820), (71, 10650880), (80, 9452656), (106, 7134080), (128, 5907910), (142, 5325440), (157, 4816640), (160, 4726328), (212, 3567040), (256, 2953955), (265, 2853632), (284, 2662720), (314, 2408320), (320, 2363164), (355, 2130176), (424, 1783520), (530, 1426816), (568, 1331360), (628, 1204160), (640, 1181582), (710, 1065088), (785, 963328), (848, 891760), (1060, 713408), (1136, 665680), (1256, 602080), (1280, 590791), (1420, 532544), (1570, 481664), (1696, 445880), (2120, 356704), (2272, 332840), (2512, 301040), (2840, 266272), (3140, 240832), (3392, 222940), (3763, 200960), (4240, 178352), (4544, 166420), (5024, 150520), (5680, 133136), (6280, 120416), (6784, 111470), (7526, 100480), (8321, 90880), (8480, 89176), (9088, 83210), (10048, 75260), (11147, 67840), (11360, 66568), (12560, 60208), (13568, 55735), (15052, 50240), (16642, 45440), (16960, 44588), (18176, 41605), (18815, 40192), (20096, 37630), (22294, 33920), (22720, 33284), (25120, 30104)]