745085340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{151}}^1\times {\mathrm{347}}^1$

素因数の和:592

約数の個数: 144

約数和(自身を含む): 2310497280

約数和(自身を除く): 1565411940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 79, 90, 151, 158, 180, 237, 302, 316, 347, 395, 453, 474, 604, 694, 711, 755, 790, 906, 948, 1041, 1185, 1359, 1388, 1422, 1510, 1580, 1735, 1812, 2082, 2265, 2370, 2718, 2844, 3020, 3123, 3470, 3555, 4164, 4530, 4740, 5205, 5436, 6246, 6795, 6940, 7110, 9060, 10410, 11929, 12492, 13590, 14220, 15615, 20820, 23858, 27180, 27413, 31230, 35787, 47716, 52397, 54826, 59645, 62460, 71574, 82239, 104794, 107361, 109652, 119290, 137065, 143148, 157191, 164478, 178935, 209588, 214722, 238580, 246717, 261985, 274130, 314382, 328956, 357870, 411195, 429444, 471573, 493434, 523970, 536805, 548260, 628764, 715740, 785955, 822390, 943146, 986868, 1047940, 1073610, 1233585, 1571910, 1644780, 1886292, 2147220, 2357865, 2467170, 3143820, 4139363, 4715730, 4934340, 8278726, 9431460, 12418089, 16557452, 20696815, 24836178, 37254267, 41393630, 49672356, 62090445, 74508534, 82787260, 124180890, 149017068, 186271335, 248361780, 372542670, 745085340]

約数ペア:

[(1, 745085340), (2, 372542670), (3, 248361780), (4, 186271335), (5, 149017068), (6, 124180890), (9, 82787260), (10, 74508534), (12, 62090445), (15, 49672356), (18, 41393630), (20, 37254267), (30, 24836178), (36, 20696815), (45, 16557452), (60, 12418089), (79, 9431460), (90, 8278726), (151, 4934340), (158, 4715730), (180, 4139363), (237, 3143820), (302, 2467170), (316, 2357865), (347, 2147220), (395, 1886292), (453, 1644780), (474, 1571910), (604, 1233585), (694, 1073610), (711, 1047940), (755, 986868), (790, 943146), (906, 822390), (948, 785955), (1041, 715740), (1185, 628764), (1359, 548260), (1388, 536805), (1422, 523970), (1510, 493434), (1580, 471573), (1735, 429444), (1812, 411195), (2082, 357870), (2265, 328956), (2370, 314382), (2718, 274130), (2844, 261985), (3020, 246717), (3123, 238580), (3470, 214722), (3555, 209588), (4164, 178935), (4530, 164478), (4740, 157191), (5205, 143148), (5436, 137065), (6246, 119290), (6795, 109652), (6940, 107361), (7110, 104794), (9060, 82239), (10410, 71574), (11929, 62460), (12492, 59645), (13590, 54826), (14220, 52397), (15615, 47716), (20820, 35787), (23858, 31230), (27180, 27413)]