817969320

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{421}}^1$

素因数の和:705

約数の個数: 256

約数和(自身を含む): 3135628800

約数和(自身を除く): 2317659480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 140, 168, 180, 189, 210, 216, 252, 257, 270, 280, 315, 360, 378, 420, 421, 504, 514, 540, 630, 756, 771, 840, 842, 945, 1028, 1080, 1260, 1263, 1285, 1512, 1542, 1684, 1799, 1890, 2056, 2105, 2313, 2520, 2526, 2570, 2947, 3084, 3368, 3598, 3780, 3789, 3855, 4210, 4626, 5052, 5140, 5397, 5894, 6168, 6315, 6939, 7196, 7560, 7578, 7710, 8420, 8841, 8995, 9252, 10104, 10280, 10794, 11367, 11565, 11788, 12630, 13878, 14392, 14735, 15156, 15420, 16191, 16840, 17682, 17990, 18504, 18945, 21588, 22734, 23130, 23576, 25260, 26523, 26985, 27756, 29470, 30312, 30840, 32382, 34695, 35364, 35980, 37890, 43176, 44205, 45468, 46260, 48573, 50520, 53046, 53970, 55512, 56835, 58940, 64764, 69390, 70728, 71960, 75780, 79569, 80955, 88410, 90936, 92520, 97146, 106092, 107940, 108197, 113670, 117880, 129528, 132615, 138780, 151560, 159138, 161910, 176820, 194292, 212184, 215880, 216394, 227340, 242865, 265230, 277560, 318276, 323820, 324591, 353640, 388584, 397845, 432788, 454680, 485730, 530460, 540985, 636552, 647640, 649182, 757379, 795690, 865576, 971460, 973773, 1060920, 1081970, 1298364, 1514758, 1591380, 1622955, 1942920, 1947546, 2163940, 2272137, 2596728, 2921319, 3029516, 3182760, 3245910, 3786895, 3895092, 4327880, 4544274, 4868865, 5842638, 6059032, 6491820, 6816411, 7573790, 7790184, 9088548, 9737730, 11360685, 11685276, 12983640, 13632822, 14606595, 15147580, 18177096, 19475460, 20449233, 22721370, 23370552, 27265644, 29213190, 30295160, 34082055, 38950920, 40898466, 45442740, 54531288, 58426380, 68164110, 81796932, 90885480, 102246165, 116852760, 136328220, 163593864, 204492330, 272656440, 408984660, 817969320]

約数ペア:

[(1, 817969320), (2, 408984660), (3, 272656440), (4, 204492330), (5, 163593864), (6, 136328220), (7, 116852760), (8, 102246165), (9, 90885480), (10, 81796932), (12, 68164110), (14, 58426380), (15, 54531288), (18, 45442740), (20, 40898466), (21, 38950920), (24, 34082055), (27, 30295160), (28, 29213190), (30, 27265644), (35, 23370552), (36, 22721370), (40, 20449233), (42, 19475460), (45, 18177096), (54, 15147580), (56, 14606595), (60, 13632822), (63, 12983640), (70, 11685276), (72, 11360685), (84, 9737730), (90, 9088548), (105, 7790184), (108, 7573790), (120, 6816411), (126, 6491820), (135, 6059032), (140, 5842638), (168, 4868865), (180, 4544274), (189, 4327880), (210, 3895092), (216, 3786895), (252, 3245910), (257, 3182760), (270, 3029516), (280, 2921319), (315, 2596728), (360, 2272137), (378, 2163940), (420, 1947546), (421, 1942920), (504, 1622955), (514, 1591380), (540, 1514758), (630, 1298364), (756, 1081970), (771, 1060920), (840, 973773), (842, 971460), (945, 865576), (1028, 795690), (1080, 757379), (1260, 649182), (1263, 647640), (1285, 636552), (1512, 540985), (1542, 530460), (1684, 485730), (1799, 454680), (1890, 432788), (2056, 397845), (2105, 388584), (2313, 353640), (2520, 324591), (2526, 323820), (2570, 318276), (2947, 277560), (3084, 265230), (3368, 242865), (3598, 227340), (3780, 216394), (3789, 215880), (3855, 212184), (4210, 194292), (4626, 176820), (5052, 161910), (5140, 159138), (5397, 151560), (5894, 138780), (6168, 132615), (6315, 129528), (6939, 117880), (7196, 113670), (7560, 108197), (7578, 107940), (7710, 106092), (8420, 97146), (8841, 92520), (8995, 90936), (9252, 88410), (10104, 80955), (10280, 79569), (10794, 75780), (11367, 71960), (11565, 70728), (11788, 69390), (12630, 64764), (13878, 58940), (14392, 56835), (14735, 55512), (15156, 53970), (15420, 53046), (16191, 50520), (16840, 48573), (17682, 46260), (17990, 45468), (18504, 44205), (18945, 43176), (21588, 37890), (22734, 35980), (23130, 35364), (23576, 34695), (25260, 32382), (26523, 30840), (26985, 30312), (27756, 29470)]