1455674720

素因数分解:

$2^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1$

素因数の和:281

約数の個数: 192

約数和(自身を含む): 3740385600

約数和(自身を除く): 2284710880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 37, 40, 58, 61, 74, 80, 116, 122, 139, 145, 148, 160, 185, 232, 244, 278, 290, 296, 305, 370, 464, 488, 556, 580, 592, 610, 695, 740, 928, 976, 1073, 1112, 1160, 1184, 1220, 1390, 1480, 1769, 1952, 2146, 2224, 2257, 2320, 2440, 2780, 2960, 3538, 4031, 4292, 4448, 4514, 4640, 4880, 5143, 5365, 5560, 5920, 7076, 8062, 8479, 8584, 8845, 9028, 9760, 10286, 10730, 11120, 11285, 14152, 16124, 16958, 17168, 17690, 18056, 20155, 20572, 21460, 22240, 22570, 25715, 28304, 32248, 33916, 34336, 35380, 36112, 40310, 41144, 42395, 42920, 45140, 51430, 56608, 64496, 65453, 67832, 70760, 72224, 80620, 82288, 84790, 85840, 90280, 102860, 128992, 130906, 135664, 141520, 149147, 161240, 164576, 169580, 171680, 180560, 205720, 245891, 261812, 271328, 283040, 298294, 313723, 322480, 327265, 339160, 361120, 411440, 491782, 523624, 596588, 627446, 644960, 654530, 678320, 745735, 822880, 983564, 1047248, 1193176, 1229455, 1254892, 1309060, 1356640, 1491470, 1568615, 1967128, 2094496, 2386352, 2458910, 2509784, 2618120, 2982940, 3137230, 3934256, 4772704, 4917820, 5019568, 5236240, 5965880, 6274460, 7868512, 9097967, 9835640, 10039136, 10472480, 11931760, 12548920, 18195934, 19671280, 23863520, 25097840, 36391868, 39342560, 45489835, 50195680, 72783736, 90979670, 145567472, 181959340, 291134944, 363918680, 727837360, 1455674720]

約数ペア:

[(1, 1455674720), (2, 727837360), (4, 363918680), (5, 291134944), (8, 181959340), (10, 145567472), (16, 90979670), (20, 72783736), (29, 50195680), (32, 45489835), (37, 39342560), (40, 36391868), (58, 25097840), (61, 23863520), (74, 19671280), (80, 18195934), (116, 12548920), (122, 11931760), (139, 10472480), (145, 10039136), (148, 9835640), (160, 9097967), (185, 7868512), (232, 6274460), (244, 5965880), (278, 5236240), (290, 5019568), (296, 4917820), (305, 4772704), (370, 3934256), (464, 3137230), (488, 2982940), (556, 2618120), (580, 2509784), (592, 2458910), (610, 2386352), (695, 2094496), (740, 1967128), (928, 1568615), (976, 1491470), (1073, 1356640), (1112, 1309060), (1160, 1254892), (1184, 1229455), (1220, 1193176), (1390, 1047248), (1480, 983564), (1769, 822880), (1952, 745735), (2146, 678320), (2224, 654530), (2257, 644960), (2320, 627446), (2440, 596588), (2780, 523624), (2960, 491782), (3538, 411440), (4031, 361120), (4292, 339160), (4448, 327265), (4514, 322480), (4640, 313723), (4880, 298294), (5143, 283040), (5365, 271328), (5560, 261812), (5920, 245891), (7076, 205720), (8062, 180560), (8479, 171680), (8584, 169580), (8845, 164576), (9028, 161240), (9760, 149147), (10286, 141520), (10730, 135664), (11120, 130906), (11285, 128992), (14152, 102860), (16124, 90280), (16958, 85840), (17168, 84790), (17690, 82288), (18056, 80620), (20155, 72224), (20572, 70760), (21460, 67832), (22240, 65453), (22570, 64496), (25715, 56608), (28304, 51430), (32248, 45140), (33916, 42920), (34336, 42395), (35380, 41144), (36112, 40310)]