155312000

素因数分解:

$2^7\times 5^3\times {\mathrm{17}}^1\times {\mathrm{571}}^1$

素因数の和:617

約数の個数: 128

約数和(自身を含む): 409574880

約数和(自身を除く): 254262880

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 40, 50, 64, 68, 80, 85, 100, 125, 128, 136, 160, 170, 200, 250, 272, 320, 340, 400, 425, 500, 544, 571, 640, 680, 800, 850, 1000, 1088, 1142, 1360, 1600, 1700, 2000, 2125, 2176, 2284, 2720, 2855, 3200, 3400, 4000, 4250, 4568, 5440, 5710, 6800, 8000, 8500, 9136, 9707, 10880, 11420, 13600, 14275, 16000, 17000, 18272, 19414, 22840, 27200, 28550, 34000, 36544, 38828, 45680, 48535, 54400, 57100, 68000, 71375, 73088, 77656, 91360, 97070, 114200, 136000, 142750, 155312, 182720, 194140, 228400, 242675, 272000, 285500, 310624, 365440, 388280, 456800, 485350, 571000, 621248, 776560, 913600, 970700, 1142000, 1213375, 1242496, 1553120, 1827200, 1941400, 2284000, 2426750, 3106240, 3882800, 4568000, 4853500, 6212480, 7765600, 9136000, 9707000, 15531200, 19414000, 31062400, 38828000, 77656000, 155312000]

約数ペア:

[(1, 155312000), (2, 77656000), (4, 38828000), (5, 31062400), (8, 19414000), (10, 15531200), (16, 9707000), (17, 9136000), (20, 7765600), (25, 6212480), (32, 4853500), (34, 4568000), (40, 3882800), (50, 3106240), (64, 2426750), (68, 2284000), (80, 1941400), (85, 1827200), (100, 1553120), (125, 1242496), (128, 1213375), (136, 1142000), (160, 970700), (170, 913600), (200, 776560), (250, 621248), (272, 571000), (320, 485350), (340, 456800), (400, 388280), (425, 365440), (500, 310624), (544, 285500), (571, 272000), (640, 242675), (680, 228400), (800, 194140), (850, 182720), (1000, 155312), (1088, 142750), (1142, 136000), (1360, 114200), (1600, 97070), (1700, 91360), (2000, 77656), (2125, 73088), (2176, 71375), (2284, 68000), (2720, 57100), (2855, 54400), (3200, 48535), (3400, 45680), (4000, 38828), (4250, 36544), (4568, 34000), (5440, 28550), (5710, 27200), (6800, 22840), (8000, 19414), (8500, 18272), (9136, 17000), (9707, 16000), (10880, 14275), (11420, 13600)]