172360960

素因数分解:

$2^8\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^2$

素因数の和:216

約数の個数: 108

約数和(自身を含む): 442111068

約数和(自身を除く): 269750108

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 89, 128, 136, 160, 170, 178, 256, 272, 320, 340, 356, 445, 544, 640, 680, 712, 890, 1088, 1280, 1360, 1424, 1513, 1780, 2176, 2720, 2848, 3026, 3560, 4352, 5440, 5696, 6052, 7120, 7565, 7921, 10880, 11392, 12104, 14240, 15130, 15842, 21760, 22784, 24208, 28480, 30260, 31684, 39605, 48416, 56960, 60520, 63368, 79210, 96832, 113920, 121040, 126736, 134657, 158420, 193664, 242080, 253472, 269314, 316840, 387328, 484160, 506944, 538628, 633680, 673285, 968320, 1013888, 1077256, 1267360, 1346570, 1936640, 2027776, 2154512, 2534720, 2693140, 4309024, 5069440, 5386280, 8618048, 10138880, 10772560, 17236096, 21545120, 34472192, 43090240, 86180480, 172360960]

約数ペア:

[(1, 172360960), (2, 86180480), (4, 43090240), (5, 34472192), (8, 21545120), (10, 17236096), (16, 10772560), (17, 10138880), (20, 8618048), (32, 5386280), (34, 5069440), (40, 4309024), (64, 2693140), (68, 2534720), (80, 2154512), (85, 2027776), (89, 1936640), (128, 1346570), (136, 1267360), (160, 1077256), (170, 1013888), (178, 968320), (256, 673285), (272, 633680), (320, 538628), (340, 506944), (356, 484160), (445, 387328), (544, 316840), (640, 269314), (680, 253472), (712, 242080), (890, 193664), (1088, 158420), (1280, 134657), (1360, 126736), (1424, 121040), (1513, 113920), (1780, 96832), (2176, 79210), (2720, 63368), (2848, 60520), (3026, 56960), (3560, 48416), (4352, 39605), (5440, 31684), (5696, 30260), (6052, 28480), (7120, 24208), (7565, 22784), (7921, 21760), (10880, 15842), (11392, 15130), (12104, 14240)]