842720000

素因数分解:

$2^8\times 5^4\times {\mathrm{23}}^1\times {\mathrm{229}}^1$

素因数の和:288

約数の個数: 180

約数和(自身を含む): 2202982320

約数和(自身を除く): 1360262320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 32, 40, 46, 50, 64, 80, 92, 100, 115, 125, 128, 160, 184, 200, 229, 230, 250, 256, 320, 368, 400, 458, 460, 500, 575, 625, 640, 736, 800, 916, 920, 1000, 1145, 1150, 1250, 1280, 1472, 1600, 1832, 1840, 2000, 2290, 2300, 2500, 2875, 2944, 3200, 3664, 3680, 4000, 4580, 4600, 5000, 5267, 5725, 5750, 5888, 6400, 7328, 7360, 8000, 9160, 9200, 10000, 10534, 11450, 11500, 14375, 14656, 14720, 16000, 18320, 18400, 20000, 21068, 22900, 23000, 26335, 28625, 28750, 29312, 29440, 32000, 36640, 36800, 40000, 42136, 45800, 46000, 52670, 57250, 57500, 58624, 73280, 73600, 80000, 84272, 91600, 92000, 105340, 114500, 115000, 131675, 143125, 146560, 147200, 160000, 168544, 183200, 184000, 210680, 229000, 230000, 263350, 286250, 293120, 337088, 366400, 368000, 421360, 458000, 460000, 526700, 572500, 658375, 674176, 732800, 736000, 842720, 916000, 920000, 1053400, 1145000, 1316750, 1348352, 1465600, 1685440, 1832000, 1840000, 2106800, 2290000, 2633500, 3291875, 3370880, 3664000, 3680000, 4213600, 4580000, 5267000, 6583750, 6741760, 7328000, 8427200, 9160000, 10534000, 13167500, 16854400, 18320000, 21068000, 26335000, 33708800, 36640000, 42136000, 52670000, 84272000, 105340000, 168544000, 210680000, 421360000, 842720000]

約数ペア:

[(1, 842720000), (2, 421360000), (4, 210680000), (5, 168544000), (8, 105340000), (10, 84272000), (16, 52670000), (20, 42136000), (23, 36640000), (25, 33708800), (32, 26335000), (40, 21068000), (46, 18320000), (50, 16854400), (64, 13167500), (80, 10534000), (92, 9160000), (100, 8427200), (115, 7328000), (125, 6741760), (128, 6583750), (160, 5267000), (184, 4580000), (200, 4213600), (229, 3680000), (230, 3664000), (250, 3370880), (256, 3291875), (320, 2633500), (368, 2290000), (400, 2106800), (458, 1840000), (460, 1832000), (500, 1685440), (575, 1465600), (625, 1348352), (640, 1316750), (736, 1145000), (800, 1053400), (916, 920000), (920, 916000), (1000, 842720), (1145, 736000), (1150, 732800), (1250, 674176), (1280, 658375), (1472, 572500), (1600, 526700), (1832, 460000), (1840, 458000), (2000, 421360), (2290, 368000), (2300, 366400), (2500, 337088), (2875, 293120), (2944, 286250), (3200, 263350), (3664, 230000), (3680, 229000), (4000, 210680), (4580, 184000), (4600, 183200), (5000, 168544), (5267, 160000), (5725, 147200), (5750, 146560), (5888, 143125), (6400, 131675), (7328, 115000), (7360, 114500), (8000, 105340), (9160, 92000), (9200, 91600), (10000, 84272), (10534, 80000), (11450, 73600), (11500, 73280), (14375, 58624), (14656, 57500), (14720, 57250), (16000, 52670), (18320, 46000), (18400, 45800), (20000, 42136), (21068, 40000), (22900, 36800), (23000, 36640), (26335, 32000), (28625, 29440), (28750, 29312)]