20041223040

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{19013}}^1$

素因数の和:19102

約数の個数: 256

約数和(自身を含む): 72146721600

約数和(自身を除く): 52105498560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 61, 64, 72, 80, 90, 96, 108, 120, 122, 128, 135, 144, 160, 180, 183, 192, 216, 240, 244, 270, 288, 305, 320, 360, 366, 384, 432, 480, 488, 540, 549, 576, 610, 640, 720, 732, 864, 915, 960, 976, 1080, 1098, 1152, 1220, 1440, 1464, 1647, 1728, 1830, 1920, 1952, 2160, 2196, 2440, 2745, 2880, 2928, 3294, 3456, 3660, 3904, 4320, 4392, 4880, 5490, 5760, 5856, 6588, 7320, 7808, 8235, 8640, 8784, 9760, 10980, 11712, 13176, 14640, 16470, 17280, 17568, 19013, 19520, 21960, 23424, 26352, 29280, 32940, 35136, 38026, 39040, 43920, 52704, 57039, 58560, 65880, 70272, 76052, 87840, 95065, 105408, 114078, 117120, 131760, 152104, 171117, 175680, 190130, 210816, 228156, 263520, 285195, 304208, 342234, 351360, 380260, 456312, 513351, 527040, 570390, 608416, 684468, 760520, 855585, 912624, 1026702, 1054080, 1140780, 1159793, 1216832, 1368936, 1521040, 1711170, 1825248, 2053404, 2281560, 2319586, 2433664, 2566755, 2737872, 3042080, 3422340, 3479379, 3650496, 4106808, 4563120, 4639172, 5133510, 5475744, 5798965, 6084160, 6844680, 6958758, 7300992, 8213616, 9126240, 9278344, 10267020, 10438137, 10951488, 11597930, 12168320, 13689360, 13917516, 16427232, 17396895, 18252480, 18556688, 20534040, 20876274, 21902976, 23195860, 27378720, 27835032, 31314411, 32854464, 34793790, 36504960, 37113376, 41068080, 41752548, 46391720, 52190685, 54757440, 55670064, 62628822, 65708928, 69587580, 74226752, 82136160, 83505096, 92783440, 104381370, 109514880, 111340128, 125257644, 139175160, 148453504, 156572055, 164272320, 167010192, 185566880, 208762740, 222680256, 250515288, 278350320, 313144110, 328544640, 334020384, 371133760, 417525480, 445360512, 501030576, 556700640, 626288220, 668040768, 742267520, 835050960, 1002061152, 1113401280, 1252576440, 1336081536, 1670101920, 2004122304, 2226802560, 2505152880, 3340203840, 4008244608, 5010305760, 6680407680, 10020611520, 20041223040]

約数ペア:

[(1, 20041223040), (2, 10020611520), (3, 6680407680), (4, 5010305760), (5, 4008244608), (6, 3340203840), (8, 2505152880), (9, 2226802560), (10, 2004122304), (12, 1670101920), (15, 1336081536), (16, 1252576440), (18, 1113401280), (20, 1002061152), (24, 835050960), (27, 742267520), (30, 668040768), (32, 626288220), (36, 556700640), (40, 501030576), (45, 445360512), (48, 417525480), (54, 371133760), (60, 334020384), (61, 328544640), (64, 313144110), (72, 278350320), (80, 250515288), (90, 222680256), (96, 208762740), (108, 185566880), (120, 167010192), (122, 164272320), (128, 156572055), (135, 148453504), (144, 139175160), (160, 125257644), (180, 111340128), (183, 109514880), (192, 104381370), (216, 92783440), (240, 83505096), (244, 82136160), (270, 74226752), (288, 69587580), (305, 65708928), (320, 62628822), (360, 55670064), (366, 54757440), (384, 52190685), (432, 46391720), (480, 41752548), (488, 41068080), (540, 37113376), (549, 36504960), (576, 34793790), (610, 32854464), (640, 31314411), (720, 27835032), (732, 27378720), (864, 23195860), (915, 21902976), (960, 20876274), (976, 20534040), (1080, 18556688), (1098, 18252480), (1152, 17396895), (1220, 16427232), (1440, 13917516), (1464, 13689360), (1647, 12168320), (1728, 11597930), (1830, 10951488), (1920, 10438137), (1952, 10267020), (2160, 9278344), (2196, 9126240), (2440, 8213616), (2745, 7300992), (2880, 6958758), (2928, 6844680), (3294, 6084160), (3456, 5798965), (3660, 5475744), (3904, 5133510), (4320, 4639172), (4392, 4563120), (4880, 4106808), (5490, 3650496), (5760, 3479379), (5856, 3422340), (6588, 3042080), (7320, 2737872), (7808, 2566755), (8235, 2433664), (8640, 2319586), (8784, 2281560), (9760, 2053404), (10980, 1825248), (11712, 1711170), (13176, 1521040), (14640, 1368936), (16470, 1216832), (17280, 1159793), (17568, 1140780), (19013, 1054080), (19520, 1026702), (21960, 912624), (23424, 855585), (26352, 760520), (29280, 684468), (32940, 608416), (35136, 570390), (38026, 527040), (39040, 513351), (43920, 456312), (52704, 380260), (57039, 351360), (58560, 342234), (65880, 304208), (70272, 285195), (76052, 263520), (87840, 228156), (95065, 210816), (105408, 190130), (114078, 175680), (117120, 171117), (131760, 152104)]