180710040

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{421}}^1$

素因数の和:522

約数の個数: 192

約数和(自身を含む): 640798560

約数和(自身を除く): 460088520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 73, 84, 98, 105, 120, 140, 146, 147, 168, 196, 210, 219, 245, 280, 292, 294, 365, 392, 420, 421, 438, 490, 511, 584, 588, 730, 735, 840, 842, 876, 980, 1022, 1095, 1176, 1263, 1460, 1470, 1533, 1684, 1752, 1960, 2044, 2105, 2190, 2526, 2555, 2920, 2940, 2947, 3066, 3368, 3577, 4088, 4210, 4380, 5052, 5110, 5880, 5894, 6132, 6315, 7154, 7665, 8420, 8760, 8841, 10104, 10220, 10731, 11788, 12264, 12630, 14308, 14735, 15330, 16840, 17682, 17885, 20440, 20629, 21462, 23576, 25260, 28616, 29470, 30660, 30733, 35364, 35770, 41258, 42924, 44205, 50520, 53655, 58940, 61320, 61466, 61887, 70728, 71540, 82516, 85848, 88410, 92199, 103145, 107310, 117880, 122932, 123774, 143080, 153665, 165032, 176820, 184398, 206290, 214620, 215131, 245864, 247548, 307330, 309435, 353640, 368796, 412580, 429240, 430262, 460995, 495096, 614660, 618870, 645393, 737592, 825160, 860524, 921990, 1075655, 1229320, 1237740, 1290786, 1505917, 1721048, 1843980, 2151310, 2475480, 2581572, 3011834, 3226965, 3687960, 4302620, 4517751, 5163144, 6023668, 6453930, 7529585, 8605240, 9035502, 12047336, 12907860, 15059170, 18071004, 22588755, 25815720, 30118340, 36142008, 45177510, 60236680, 90355020, 180710040]

約数ペア:

[(1, 180710040), (2, 90355020), (3, 60236680), (4, 45177510), (5, 36142008), (6, 30118340), (7, 25815720), (8, 22588755), (10, 18071004), (12, 15059170), (14, 12907860), (15, 12047336), (20, 9035502), (21, 8605240), (24, 7529585), (28, 6453930), (30, 6023668), (35, 5163144), (40, 4517751), (42, 4302620), (49, 3687960), (56, 3226965), (60, 3011834), (70, 2581572), (73, 2475480), (84, 2151310), (98, 1843980), (105, 1721048), (120, 1505917), (140, 1290786), (146, 1237740), (147, 1229320), (168, 1075655), (196, 921990), (210, 860524), (219, 825160), (245, 737592), (280, 645393), (292, 618870), (294, 614660), (365, 495096), (392, 460995), (420, 430262), (421, 429240), (438, 412580), (490, 368796), (511, 353640), (584, 309435), (588, 307330), (730, 247548), (735, 245864), (840, 215131), (842, 214620), (876, 206290), (980, 184398), (1022, 176820), (1095, 165032), (1176, 153665), (1263, 143080), (1460, 123774), (1470, 122932), (1533, 117880), (1684, 107310), (1752, 103145), (1960, 92199), (2044, 88410), (2105, 85848), (2190, 82516), (2526, 71540), (2555, 70728), (2920, 61887), (2940, 61466), (2947, 61320), (3066, 58940), (3368, 53655), (3577, 50520), (4088, 44205), (4210, 42924), (4380, 41258), (5052, 35770), (5110, 35364), (5880, 30733), (5894, 30660), (6132, 29470), (6315, 28616), (7154, 25260), (7665, 23576), (8420, 21462), (8760, 20629), (8841, 20440), (10104, 17885), (10220, 17682), (10731, 16840), (11788, 15330), (12264, 14735), (12630, 14308)]