401228640

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{83}}^1\times {\mathrm{373}}^1$

素因数の和:483

約数の個数: 240

約数和(自身を含む): 1436905008

約数和(自身を除く): 1035676368

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, 72, 80, 81, 83, 90, 96, 108, 120, 135, 144, 160, 162, 166, 180, 216, 240, 249, 270, 288, 324, 332, 360, 373, 405, 415, 432, 480, 498, 540, 648, 664, 720, 746, 747, 810, 830, 864, 996, 1080, 1119, 1245, 1296, 1328, 1440, 1492, 1494, 1620, 1660, 1865, 1992, 2160, 2238, 2241, 2490, 2592, 2656, 2984, 2988, 3240, 3320, 3357, 3730, 3735, 3984, 4320, 4476, 4482, 4980, 5595, 5968, 5976, 6480, 6640, 6714, 6723, 7460, 7470, 7968, 8952, 8964, 9960, 10071, 11190, 11205, 11936, 11952, 12960, 13280, 13428, 13446, 14920, 14940, 16785, 17904, 17928, 19920, 20142, 22380, 22410, 23904, 26856, 26892, 29840, 29880, 30213, 30959, 33570, 33615, 35808, 35856, 39840, 40284, 44760, 44820, 50355, 53712, 53784, 59680, 59760, 60426, 61918, 67140, 67230, 71712, 80568, 89520, 89640, 92877, 100710, 107424, 107568, 119520, 120852, 123836, 134280, 134460, 151065, 154795, 161136, 179040, 179280, 185754, 201420, 215136, 241704, 247672, 268560, 268920, 278631, 302130, 309590, 322272, 358560, 371508, 402840, 464385, 483408, 495344, 537120, 537840, 557262, 604260, 619180, 743016, 805680, 835893, 928770, 966816, 990688, 1075680, 1114524, 1208520, 1238360, 1393155, 1486032, 1611360, 1671786, 1857540, 2229048, 2417040, 2476720, 2507679, 2786310, 2972064, 3343572, 3715080, 4179465, 4458096, 4834080, 4953440, 5015358, 5572620, 6687144, 7430160, 8358930, 8916192, 10030716, 11145240, 12538395, 13374288, 14860320, 16717860, 20061432, 22290480, 25076790, 26748576, 33435720, 40122864, 44580960, 50153580, 66871440, 80245728, 100307160, 133742880, 200614320, 401228640]

約数ペア:

[(1, 401228640), (2, 200614320), (3, 133742880), (4, 100307160), (5, 80245728), (6, 66871440), (8, 50153580), (9, 44580960), (10, 40122864), (12, 33435720), (15, 26748576), (16, 25076790), (18, 22290480), (20, 20061432), (24, 16717860), (27, 14860320), (30, 13374288), (32, 12538395), (36, 11145240), (40, 10030716), (45, 8916192), (48, 8358930), (54, 7430160), (60, 6687144), (72, 5572620), (80, 5015358), (81, 4953440), (83, 4834080), (90, 4458096), (96, 4179465), (108, 3715080), (120, 3343572), (135, 2972064), (144, 2786310), (160, 2507679), (162, 2476720), (166, 2417040), (180, 2229048), (216, 1857540), (240, 1671786), (249, 1611360), (270, 1486032), (288, 1393155), (324, 1238360), (332, 1208520), (360, 1114524), (373, 1075680), (405, 990688), (415, 966816), (432, 928770), (480, 835893), (498, 805680), (540, 743016), (648, 619180), (664, 604260), (720, 557262), (746, 537840), (747, 537120), (810, 495344), (830, 483408), (864, 464385), (996, 402840), (1080, 371508), (1119, 358560), (1245, 322272), (1296, 309590), (1328, 302130), (1440, 278631), (1492, 268920), (1494, 268560), (1620, 247672), (1660, 241704), (1865, 215136), (1992, 201420), (2160, 185754), (2238, 179280), (2241, 179040), (2490, 161136), (2592, 154795), (2656, 151065), (2984, 134460), (2988, 134280), (3240, 123836), (3320, 120852), (3357, 119520), (3730, 107568), (3735, 107424), (3984, 100710), (4320, 92877), (4476, 89640), (4482, 89520), (4980, 80568), (5595, 71712), (5968, 67230), (5976, 67140), (6480, 61918), (6640, 60426), (6714, 59760), (6723, 59680), (7460, 53784), (7470, 53712), (7968, 50355), (8952, 44820), (8964, 44760), (9960, 40284), (10071, 39840), (11190, 35856), (11205, 35808), (11936, 33615), (11952, 33570), (12960, 30959), (13280, 30213), (13428, 29880), (13446, 29840), (14920, 26892), (14940, 26856), (16785, 23904), (17904, 22410), (17928, 22380), (19920, 20142)]