69230720

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1$

素因数の和:242

約数の個数: 128

約数和(自身を含む): 182755440

約数和(自身を除く): 113524720

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 53, 64, 65, 80, 104, 106, 128, 130, 157, 160, 208, 212, 260, 265, 314, 320, 416, 424, 520, 530, 628, 640, 689, 785, 832, 848, 1040, 1060, 1256, 1378, 1570, 1664, 1696, 2041, 2080, 2120, 2512, 2756, 3140, 3392, 3445, 4082, 4160, 4240, 5024, 5512, 6280, 6784, 6890, 8164, 8320, 8321, 8480, 10048, 10205, 11024, 12560, 13780, 16328, 16642, 16960, 20096, 20410, 22048, 25120, 27560, 32656, 33284, 33920, 40820, 41605, 44096, 50240, 55120, 65312, 66568, 81640, 83210, 88192, 100480, 108173, 110240, 130624, 133136, 163280, 166420, 216346, 220480, 261248, 266272, 326560, 332840, 432692, 440960, 532544, 540865, 653120, 665680, 865384, 1065088, 1081730, 1306240, 1331360, 1730768, 2163460, 2662720, 3461536, 4326920, 5325440, 6923072, 8653840, 13846144, 17307680, 34615360, 69230720]

約数ペア:

[(1, 69230720), (2, 34615360), (4, 17307680), (5, 13846144), (8, 8653840), (10, 6923072), (13, 5325440), (16, 4326920), (20, 3461536), (26, 2662720), (32, 2163460), (40, 1730768), (52, 1331360), (53, 1306240), (64, 1081730), (65, 1065088), (80, 865384), (104, 665680), (106, 653120), (128, 540865), (130, 532544), (157, 440960), (160, 432692), (208, 332840), (212, 326560), (260, 266272), (265, 261248), (314, 220480), (320, 216346), (416, 166420), (424, 163280), (520, 133136), (530, 130624), (628, 110240), (640, 108173), (689, 100480), (785, 88192), (832, 83210), (848, 81640), (1040, 66568), (1060, 65312), (1256, 55120), (1378, 50240), (1570, 44096), (1664, 41605), (1696, 40820), (2041, 33920), (2080, 33284), (2120, 32656), (2512, 27560), (2756, 25120), (3140, 22048), (3392, 20410), (3445, 20096), (4082, 16960), (4160, 16642), (4240, 16328), (5024, 13780), (5512, 12560), (6280, 11024), (6784, 10205), (6890, 10048), (8164, 8480), (8320, 8321)]