81688410

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:153

約数の個数: 192

約数和(自身を含む): 244408320

約数和(自身を除く): 162719910

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 23, 30, 31, 38, 45, 46, 57, 62, 67, 69, 90, 93, 95, 114, 115, 134, 138, 155, 171, 186, 190, 201, 207, 230, 279, 285, 310, 335, 342, 345, 402, 414, 437, 465, 558, 570, 589, 603, 670, 690, 713, 855, 874, 930, 1005, 1035, 1178, 1206, 1273, 1311, 1395, 1426, 1541, 1710, 1767, 2010, 2070, 2077, 2139, 2185, 2546, 2622, 2790, 2945, 3015, 3082, 3534, 3565, 3819, 3933, 4154, 4278, 4370, 4623, 5301, 5890, 6030, 6231, 6365, 6417, 6555, 7130, 7638, 7705, 7866, 8835, 9246, 10385, 10602, 10695, 11457, 12462, 12730, 12834, 13110, 13547, 13869, 15410, 17670, 18693, 19095, 19665, 20770, 21390, 22914, 23115, 26505, 27094, 27738, 29279, 31155, 32085, 37386, 38190, 39330, 39463, 40641, 46230, 47771, 53010, 57285, 58558, 62310, 64170, 67735, 69345, 78926, 81282, 87837, 93465, 95542, 114570, 118389, 121923, 135470, 138690, 143313, 146395, 175674, 186930, 197315, 203205, 236778, 238855, 243846, 263511, 286626, 292790, 355167, 394630, 406410, 429939, 439185, 477710, 527022, 591945, 609615, 710334, 716565, 859878, 878370, 907649, 1183890, 1219230, 1317555, 1433130, 1775835, 1815298, 2149695, 2635110, 2722947, 3551670, 4299390, 4538245, 5445894, 8168841, 9076490, 13614735, 16337682, 27229470, 40844205, 81688410]

約数ペア:

[(1, 81688410), (2, 40844205), (3, 27229470), (5, 16337682), (6, 13614735), (9, 9076490), (10, 8168841), (15, 5445894), (18, 4538245), (19, 4299390), (23, 3551670), (30, 2722947), (31, 2635110), (38, 2149695), (45, 1815298), (46, 1775835), (57, 1433130), (62, 1317555), (67, 1219230), (69, 1183890), (90, 907649), (93, 878370), (95, 859878), (114, 716565), (115, 710334), (134, 609615), (138, 591945), (155, 527022), (171, 477710), (186, 439185), (190, 429939), (201, 406410), (207, 394630), (230, 355167), (279, 292790), (285, 286626), (310, 263511), (335, 243846), (342, 238855), (345, 236778), (402, 203205), (414, 197315), (437, 186930), (465, 175674), (558, 146395), (570, 143313), (589, 138690), (603, 135470), (670, 121923), (690, 118389), (713, 114570), (855, 95542), (874, 93465), (930, 87837), (1005, 81282), (1035, 78926), (1178, 69345), (1206, 67735), (1273, 64170), (1311, 62310), (1395, 58558), (1426, 57285), (1541, 53010), (1710, 47771), (1767, 46230), (2010, 40641), (2070, 39463), (2077, 39330), (2139, 38190), (2185, 37386), (2546, 32085), (2622, 31155), (2790, 29279), (2945, 27738), (3015, 27094), (3082, 26505), (3534, 23115), (3565, 22914), (3819, 21390), (3933, 20770), (4154, 19665), (4278, 19095), (4370, 18693), (4623, 17670), (5301, 15410), (5890, 13869), (6030, 13547), (6231, 13110), (6365, 12834), (6417, 12730), (6555, 12462), (7130, 11457), (7638, 10695), (7705, 10602), (7866, 10385), (8835, 9246)]