254155980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{457}}^1$

素因数の和:536

約数の個数: 192

約数和(自身を含む): 827301888

約数和(自身を除く): 573145908

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 23, 26, 30, 31, 39, 46, 52, 60, 62, 65, 69, 78, 92, 93, 115, 124, 130, 138, 155, 156, 186, 195, 230, 260, 276, 299, 310, 345, 372, 390, 403, 457, 460, 465, 598, 620, 690, 713, 780, 806, 897, 914, 930, 1196, 1209, 1371, 1380, 1426, 1495, 1612, 1794, 1828, 1860, 2015, 2139, 2285, 2418, 2742, 2852, 2990, 3565, 3588, 4030, 4278, 4485, 4570, 4836, 5484, 5941, 5980, 6045, 6855, 7130, 8060, 8556, 8970, 9140, 9269, 10511, 10695, 11882, 12090, 13710, 14167, 14260, 17823, 17940, 18538, 21022, 21390, 23764, 24180, 27420, 27807, 28334, 29705, 31533, 35646, 37076, 42044, 42501, 42780, 46345, 52555, 55614, 56668, 59410, 63066, 70835, 71292, 85002, 89115, 92690, 105110, 111228, 118820, 126132, 136643, 139035, 141670, 157665, 170004, 178230, 184171, 185380, 210220, 212505, 273286, 278070, 283340, 315330, 325841, 356460, 368342, 409929, 425010, 546572, 552513, 556140, 630660, 651682, 683215, 736684, 819858, 850020, 920855, 977523, 1105026, 1303364, 1366430, 1629205, 1639716, 1841710, 1955046, 2049645, 2210052, 2732860, 2762565, 3258410, 3683420, 3910092, 4099290, 4235933, 4887615, 5525130, 6516820, 8198580, 8471866, 9775230, 11050260, 12707799, 16943732, 19550460, 21179665, 25415598, 42359330, 50831196, 63538995, 84718660, 127077990, 254155980]

約数ペア:

[(1, 254155980), (2, 127077990), (3, 84718660), (4, 63538995), (5, 50831196), (6, 42359330), (10, 25415598), (12, 21179665), (13, 19550460), (15, 16943732), (20, 12707799), (23, 11050260), (26, 9775230), (30, 8471866), (31, 8198580), (39, 6516820), (46, 5525130), (52, 4887615), (60, 4235933), (62, 4099290), (65, 3910092), (69, 3683420), (78, 3258410), (92, 2762565), (93, 2732860), (115, 2210052), (124, 2049645), (130, 1955046), (138, 1841710), (155, 1639716), (156, 1629205), (186, 1366430), (195, 1303364), (230, 1105026), (260, 977523), (276, 920855), (299, 850020), (310, 819858), (345, 736684), (372, 683215), (390, 651682), (403, 630660), (457, 556140), (460, 552513), (465, 546572), (598, 425010), (620, 409929), (690, 368342), (713, 356460), (780, 325841), (806, 315330), (897, 283340), (914, 278070), (930, 273286), (1196, 212505), (1209, 210220), (1371, 185380), (1380, 184171), (1426, 178230), (1495, 170004), (1612, 157665), (1794, 141670), (1828, 139035), (1860, 136643), (2015, 126132), (2139, 118820), (2285, 111228), (2418, 105110), (2742, 92690), (2852, 89115), (2990, 85002), (3565, 71292), (3588, 70835), (4030, 63066), (4278, 59410), (4485, 56668), (4570, 55614), (4836, 52555), (5484, 46345), (5941, 42780), (5980, 42501), (6045, 42044), (6855, 37076), (7130, 35646), (8060, 31533), (8556, 29705), (8970, 28334), (9140, 27807), (9269, 27420), (10511, 24180), (10695, 23764), (11882, 21390), (12090, 21022), (13710, 18538), (14167, 17940), (14260, 17823)]