158188040

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1$

素因数の和:207

約数の個数: 128

約数和(自身を含む): 391910400

約数和(自身を除く): 233722360

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 31, 40, 53, 58, 62, 83, 106, 116, 124, 145, 155, 166, 212, 232, 248, 265, 290, 310, 332, 415, 424, 530, 580, 620, 664, 830, 899, 1060, 1160, 1240, 1537, 1643, 1660, 1798, 2120, 2407, 2573, 3074, 3286, 3320, 3596, 4399, 4495, 4814, 5146, 6148, 6572, 7192, 7685, 8215, 8798, 8990, 9628, 10292, 12035, 12296, 12865, 13144, 15370, 16430, 17596, 17980, 19256, 20584, 21995, 24070, 25730, 30740, 32860, 35192, 35960, 43990, 47647, 48140, 51460, 61480, 65720, 74617, 87980, 95294, 96280, 102920, 127571, 136369, 149234, 175960, 190588, 238235, 255142, 272738, 298468, 373085, 381176, 476470, 510284, 545476, 596936, 637855, 681845, 746170, 952940, 1020568, 1090952, 1275710, 1363690, 1492340, 1905880, 2551420, 2727380, 2984680, 3954701, 5102840, 5454760, 7909402, 15818804, 19773505, 31637608, 39547010, 79094020, 158188040]

約数ペア:

[(1, 158188040), (2, 79094020), (4, 39547010), (5, 31637608), (8, 19773505), (10, 15818804), (20, 7909402), (29, 5454760), (31, 5102840), (40, 3954701), (53, 2984680), (58, 2727380), (62, 2551420), (83, 1905880), (106, 1492340), (116, 1363690), (124, 1275710), (145, 1090952), (155, 1020568), (166, 952940), (212, 746170), (232, 681845), (248, 637855), (265, 596936), (290, 545476), (310, 510284), (332, 476470), (415, 381176), (424, 373085), (530, 298468), (580, 272738), (620, 255142), (664, 238235), (830, 190588), (899, 175960), (1060, 149234), (1160, 136369), (1240, 127571), (1537, 102920), (1643, 96280), (1660, 95294), (1798, 87980), (2120, 74617), (2407, 65720), (2573, 61480), (3074, 51460), (3286, 48140), (3320, 47647), (3596, 43990), (4399, 35960), (4495, 35192), (4814, 32860), (5146, 30740), (6148, 25730), (6572, 24070), (7192, 21995), (7685, 20584), (8215, 19256), (8798, 17980), (8990, 17596), (9628, 16430), (10292, 15370), (12035, 13144), (12296, 12865)]