287476560

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{19013}}^1$

素因数の和:19042

約数の個数: 160

約数和(自身を含む): 1131713280

約数和(自身を除く): 844236720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 105, 108, 112, 120, 126, 135, 140, 144, 168, 180, 189, 210, 216, 240, 252, 270, 280, 315, 336, 360, 378, 420, 432, 504, 540, 560, 630, 720, 756, 840, 945, 1008, 1080, 1260, 1512, 1680, 1890, 2160, 2520, 3024, 3780, 5040, 7560, 15120, 19013, 38026, 57039, 76052, 95065, 114078, 133091, 152104, 171117, 190130, 228156, 266182, 285195, 304208, 342234, 380260, 399273, 456312, 513351, 532364, 570390, 665455, 684468, 760520, 798546, 855585, 912624, 1026702, 1064728, 1140780, 1197819, 1330910, 1368936, 1521040, 1597092, 1711170, 1996365, 2053404, 2129456, 2281560, 2395638, 2566755, 2661820, 2737872, 3194184, 3422340, 3593457, 3992730, 4106808, 4563120, 4791276, 5133510, 5323640, 5989095, 6388368, 6844680, 7186914, 7985460, 8213616, 9582552, 10267020, 10647280, 11978190, 13689360, 14373828, 15970920, 17967285, 19165104, 20534040, 23956380, 28747656, 31941840, 35934570, 41068080, 47912760, 57495312, 71869140, 95825520, 143738280, 287476560]

約数ペア:

[(1, 287476560), (2, 143738280), (3, 95825520), (4, 71869140), (5, 57495312), (6, 47912760), (7, 41068080), (8, 35934570), (9, 31941840), (10, 28747656), (12, 23956380), (14, 20534040), (15, 19165104), (16, 17967285), (18, 15970920), (20, 14373828), (21, 13689360), (24, 11978190), (27, 10647280), (28, 10267020), (30, 9582552), (35, 8213616), (36, 7985460), (40, 7186914), (42, 6844680), (45, 6388368), (48, 5989095), (54, 5323640), (56, 5133510), (60, 4791276), (63, 4563120), (70, 4106808), (72, 3992730), (80, 3593457), (84, 3422340), (90, 3194184), (105, 2737872), (108, 2661820), (112, 2566755), (120, 2395638), (126, 2281560), (135, 2129456), (140, 2053404), (144, 1996365), (168, 1711170), (180, 1597092), (189, 1521040), (210, 1368936), (216, 1330910), (240, 1197819), (252, 1140780), (270, 1064728), (280, 1026702), (315, 912624), (336, 855585), (360, 798546), (378, 760520), (420, 684468), (432, 665455), (504, 570390), (540, 532364), (560, 513351), (630, 456312), (720, 399273), (756, 380260), (840, 342234), (945, 304208), (1008, 285195), (1080, 266182), (1260, 228156), (1512, 190130), (1680, 171117), (1890, 152104), (2160, 133091), (2520, 114078), (3024, 95065), (3780, 76052), (5040, 57039), (7560, 38026), (15120, 19013)]