138993460

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1$

素因数の和:233

約数の個数: 96

約数和(自身を含む): 317463552

約数和(自身を除く): 178470092

約数列:

[1, 2, 4, 5, 10, 20, 31, 37, 62, 73, 74, 83, 124, 146, 148, 155, 166, 185, 292, 310, 332, 365, 370, 415, 620, 730, 740, 830, 1147, 1460, 1660, 2263, 2294, 2573, 2701, 3071, 4526, 4588, 5146, 5402, 5735, 6059, 6142, 9052, 10292, 10804, 11315, 11470, 12118, 12284, 12865, 13505, 15355, 22630, 22940, 24236, 25730, 27010, 30295, 30710, 45260, 51460, 54020, 60590, 61420, 83731, 95201, 121180, 167462, 187829, 190402, 224183, 334924, 375658, 380804, 418655, 448366, 476005, 751316, 837310, 896732, 939145, 952010, 1120915, 1674620, 1878290, 1904020, 2241830, 3756580, 4483660, 6949673, 13899346, 27798692, 34748365, 69496730, 138993460]

約数ペア:

[(1, 138993460), (2, 69496730), (4, 34748365), (5, 27798692), (10, 13899346), (20, 6949673), (31, 4483660), (37, 3756580), (62, 2241830), (73, 1904020), (74, 1878290), (83, 1674620), (124, 1120915), (146, 952010), (148, 939145), (155, 896732), (166, 837310), (185, 751316), (292, 476005), (310, 448366), (332, 418655), (365, 380804), (370, 375658), (415, 334924), (620, 224183), (730, 190402), (740, 187829), (830, 167462), (1147, 121180), (1460, 95201), (1660, 83731), (2263, 61420), (2294, 60590), (2573, 54020), (2701, 51460), (3071, 45260), (4526, 30710), (4588, 30295), (5146, 27010), (5402, 25730), (5735, 24236), (6059, 22940), (6142, 22630), (9052, 15355), (10292, 13505), (10804, 12865), (11315, 12284), (11470, 12118)]