1930622720

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{739}}^1$

素因数の和:930

約数の個数: 144

約数和(自身を含む): 5018674080

約数和(自身を除く): 3088051360

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 157, 160, 208, 256, 260, 314, 320, 416, 520, 628, 640, 739, 785, 832, 1040, 1256, 1280, 1478, 1570, 1664, 2041, 2080, 2512, 2956, 3140, 3328, 3695, 4082, 4160, 5024, 5912, 6280, 7390, 8164, 8320, 9607, 10048, 10205, 11824, 12560, 14780, 16328, 16640, 19214, 20096, 20410, 23648, 25120, 29560, 32656, 38428, 40192, 40820, 47296, 48035, 50240, 59120, 65312, 76856, 81640, 94592, 96070, 100480, 116023, 118240, 130624, 153712, 163280, 189184, 192140, 200960, 232046, 236480, 261248, 307424, 326560, 384280, 464092, 472960, 522496, 580115, 614848, 653120, 768560, 928184, 945920, 1160230, 1229696, 1306240, 1508299, 1537120, 1856368, 2320460, 2459392, 2612480, 3016598, 3074240, 3712736, 4640920, 6033196, 6148480, 7425472, 7541495, 9281840, 12066392, 12296960, 14850944, 15082990, 18563680, 24132784, 29701888, 30165980, 37127360, 48265568, 60331960, 74254720, 96531136, 120663920, 148509440, 193062272, 241327840, 386124544, 482655680, 965311360, 1930622720]

約数ペア:

[(1, 1930622720), (2, 965311360), (4, 482655680), (5, 386124544), (8, 241327840), (10, 193062272), (13, 148509440), (16, 120663920), (20, 96531136), (26, 74254720), (32, 60331960), (40, 48265568), (52, 37127360), (64, 30165980), (65, 29701888), (80, 24132784), (104, 18563680), (128, 15082990), (130, 14850944), (157, 12296960), (160, 12066392), (208, 9281840), (256, 7541495), (260, 7425472), (314, 6148480), (320, 6033196), (416, 4640920), (520, 3712736), (628, 3074240), (640, 3016598), (739, 2612480), (785, 2459392), (832, 2320460), (1040, 1856368), (1256, 1537120), (1280, 1508299), (1478, 1306240), (1570, 1229696), (1664, 1160230), (2041, 945920), (2080, 928184), (2512, 768560), (2956, 653120), (3140, 614848), (3328, 580115), (3695, 522496), (4082, 472960), (4160, 464092), (5024, 384280), (5912, 326560), (6280, 307424), (7390, 261248), (8164, 236480), (8320, 232046), (9607, 200960), (10048, 192140), (10205, 189184), (11824, 163280), (12560, 153712), (14780, 130624), (16328, 118240), (16640, 116023), (19214, 100480), (20096, 96070), (20410, 94592), (23648, 81640), (25120, 76856), (29560, 65312), (32656, 59120), (38428, 50240), (40192, 48035), (40820, 47296)]