138888540

素因数分解:

$2^2\times 3^3\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{181}}^1$

素因数の和:242

約数の個数: 288

約数和(自身を含む): 522849600

約数和(自身を除く): 383961060

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 29, 30, 35, 36, 42, 45, 49, 54, 58, 60, 63, 70, 84, 87, 90, 98, 105, 108, 116, 126, 135, 140, 145, 147, 174, 180, 181, 189, 196, 203, 210, 245, 252, 261, 270, 290, 294, 315, 348, 362, 378, 406, 420, 435, 441, 490, 522, 540, 543, 580, 588, 609, 630, 724, 735, 756, 783, 812, 870, 882, 905, 945, 980, 1015, 1044, 1086, 1218, 1260, 1267, 1305, 1323, 1421, 1470, 1566, 1629, 1740, 1764, 1810, 1827, 1890, 2030, 2172, 2205, 2436, 2534, 2610, 2646, 2715, 2842, 2940, 3045, 3132, 3258, 3620, 3654, 3780, 3801, 3915, 4060, 4263, 4410, 4887, 5068, 5220, 5249, 5292, 5430, 5481, 5684, 6090, 6335, 6516, 6615, 7105, 7308, 7602, 7830, 8145, 8526, 8820, 8869, 9135, 9774, 10498, 10860, 10962, 11403, 12180, 12670, 12789, 13230, 14210, 15204, 15660, 15747, 16290, 17052, 17738, 18270, 19005, 19548, 20996, 21315, 21924, 22806, 24435, 25340, 25578, 26245, 26460, 26607, 27405, 28420, 31494, 32580, 34209, 35476, 36540, 36743, 38010, 38367, 42630, 44345, 45612, 47241, 48870, 51156, 52490, 53214, 54810, 57015, 62988, 63945, 68418, 73486, 76020, 76734, 78735, 79821, 85260, 88690, 94482, 97740, 104980, 106428, 109620, 110229, 114030, 127890, 133035, 136836, 141723, 146972, 153468, 157470, 159642, 171045, 177380, 183715, 188964, 191835, 220458, 228060, 236205, 239463, 255780, 257201, 266070, 283446, 314940, 319284, 330687, 342090, 367430, 383670, 399105, 440916, 472410, 478926, 514402, 532140, 551145, 566892, 661374, 684180, 708615, 734860, 767340, 771603, 798210, 944820, 957852, 992061, 1028804, 1102290, 1197315, 1286005, 1322748, 1417230, 1543206, 1596420, 1653435, 1984122, 2204580, 2314809, 2394630, 2572010, 2834460, 3086412, 3306870, 3858015, 3968244, 4629618, 4789260, 4960305, 5144020, 6613740, 6944427, 7716030, 9259236, 9920610, 11574045, 13888854, 15432060, 19841220, 23148090, 27777708, 34722135, 46296180, 69444270, 138888540]

約数ペア:

[(1, 138888540), (2, 69444270), (3, 46296180), (4, 34722135), (5, 27777708), (6, 23148090), (7, 19841220), (9, 15432060), (10, 13888854), (12, 11574045), (14, 9920610), (15, 9259236), (18, 7716030), (20, 6944427), (21, 6613740), (27, 5144020), (28, 4960305), (29, 4789260), (30, 4629618), (35, 3968244), (36, 3858015), (42, 3306870), (45, 3086412), (49, 2834460), (54, 2572010), (58, 2394630), (60, 2314809), (63, 2204580), (70, 1984122), (84, 1653435), (87, 1596420), (90, 1543206), (98, 1417230), (105, 1322748), (108, 1286005), (116, 1197315), (126, 1102290), (135, 1028804), (140, 992061), (145, 957852), (147, 944820), (174, 798210), (180, 771603), (181, 767340), (189, 734860), (196, 708615), (203, 684180), (210, 661374), (245, 566892), (252, 551145), (261, 532140), (270, 514402), (290, 478926), (294, 472410), (315, 440916), (348, 399105), (362, 383670), (378, 367430), (406, 342090), (420, 330687), (435, 319284), (441, 314940), (490, 283446), (522, 266070), (540, 257201), (543, 255780), (580, 239463), (588, 236205), (609, 228060), (630, 220458), (724, 191835), (735, 188964), (756, 183715), (783, 177380), (812, 171045), (870, 159642), (882, 157470), (905, 153468), (945, 146972), (980, 141723), (1015, 136836), (1044, 133035), (1086, 127890), (1218, 114030), (1260, 110229), (1267, 109620), (1305, 106428), (1323, 104980), (1421, 97740), (1470, 94482), (1566, 88690), (1629, 85260), (1740, 79821), (1764, 78735), (1810, 76734), (1827, 76020), (1890, 73486), (2030, 68418), (2172, 63945), (2205, 62988), (2436, 57015), (2534, 54810), (2610, 53214), (2646, 52490), (2715, 51156), (2842, 48870), (2940, 47241), (3045, 45612), (3132, 44345), (3258, 42630), (3620, 38367), (3654, 38010), (3780, 36743), (3801, 36540), (3915, 35476), (4060, 34209), (4263, 32580), (4410, 31494), (4887, 28420), (5068, 27405), (5220, 26607), (5249, 26460), (5292, 26245), (5430, 25578), (5481, 25340), (5684, 24435), (6090, 22806), (6335, 21924), (6516, 21315), (6615, 20996), (7105, 19548), (7308, 19005), (7602, 18270), (7830, 17738), (8145, 17052), (8526, 16290), (8820, 15747), (8869, 15660), (9135, 15204), (9774, 14210), (10498, 13230), (10860, 12789), (10962, 12670), (11403, 12180)]