30986240

素因数分解:

$2^{12}\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1$

素因数の和:135

約数の個数: 104

約数和(自身を含む): 79616520

約数和(自身を除く): 48630280

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, 512, 544, 640, 680, 712, 890, 1024, 1088, 1280, 1360, 1424, 1513, 1780, 2048, 2176, 2560, 2720, 2848, 3026, 3560, 4096, 4352, 5120, 5440, 5696, 6052, 7120, 7565, 8704, 10240, 10880, 11392, 12104, 14240, 15130, 17408, 20480, 21760, 22784, 24208, 28480, 30260, 34816, 43520, 45568, 48416, 56960, 60520, 69632, 87040, 91136, 96832, 113920, 121040, 174080, 182272, 193664, 227840, 242080, 348160, 364544, 387328, 455680, 484160, 774656, 911360, 968320, 1549312, 1822720, 1936640, 3098624, 3873280, 6197248, 7746560, 15493120, 30986240]

約数ペア:

[(1, 30986240), (2, 15493120), (4, 7746560), (5, 6197248), (8, 3873280), (10, 3098624), (16, 1936640), (17, 1822720), (20, 1549312), (32, 968320), (34, 911360), (40, 774656), (64, 484160), (68, 455680), (80, 387328), (85, 364544), (89, 348160), (128, 242080), (136, 227840), (160, 193664), (170, 182272), (178, 174080), (256, 121040), (272, 113920), (320, 96832), (340, 91136), (356, 87040), (445, 69632), (512, 60520), (544, 56960), (640, 48416), (680, 45568), (712, 43520), (890, 34816), (1024, 30260), (1088, 28480), (1280, 24208), (1360, 22784), (1424, 21760), (1513, 20480), (1780, 17408), (2048, 15130), (2176, 14240), (2560, 12104), (2720, 11392), (2848, 10880), (3026, 10240), (3560, 8704), (4096, 7565), (4352, 7120), (5120, 6052), (5440, 5696)]