140577570

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{127}}^1\times {\mathrm{251}}^1$

素因数の和:405

約数の個数: 144

約数和(自身を含む): 430230528

約数和(自身を除く): 289652958

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 49, 63, 70, 90, 98, 105, 126, 127, 147, 210, 245, 251, 254, 294, 315, 381, 441, 490, 502, 630, 635, 735, 753, 762, 882, 889, 1143, 1255, 1270, 1470, 1506, 1757, 1778, 1905, 2205, 2259, 2286, 2510, 2667, 3514, 3765, 3810, 4410, 4445, 4518, 5271, 5334, 5715, 6223, 7530, 8001, 8785, 8890, 10542, 11295, 11430, 12299, 12446, 13335, 15813, 16002, 17570, 18669, 22590, 24598, 26355, 26670, 31115, 31626, 31877, 36897, 37338, 40005, 52710, 56007, 61495, 62230, 63754, 73794, 79065, 80010, 93345, 95631, 110691, 112014, 122990, 158130, 159385, 184485, 186690, 191262, 221382, 223139, 280035, 286893, 318770, 368970, 446278, 478155, 553455, 560070, 573786, 669417, 956310, 1106910, 1115695, 1338834, 1434465, 1561973, 2008251, 2231390, 2868930, 3123946, 3347085, 4016502, 4685919, 6694170, 7809865, 9371838, 10041255, 14057757, 15619730, 20082510, 23429595, 28115514, 46859190, 70288785, 140577570]

約数ペア:

[(1, 140577570), (2, 70288785), (3, 46859190), (5, 28115514), (6, 23429595), (7, 20082510), (9, 15619730), (10, 14057757), (14, 10041255), (15, 9371838), (18, 7809865), (21, 6694170), (30, 4685919), (35, 4016502), (42, 3347085), (45, 3123946), (49, 2868930), (63, 2231390), (70, 2008251), (90, 1561973), (98, 1434465), (105, 1338834), (126, 1115695), (127, 1106910), (147, 956310), (210, 669417), (245, 573786), (251, 560070), (254, 553455), (294, 478155), (315, 446278), (381, 368970), (441, 318770), (490, 286893), (502, 280035), (630, 223139), (635, 221382), (735, 191262), (753, 186690), (762, 184485), (882, 159385), (889, 158130), (1143, 122990), (1255, 112014), (1270, 110691), (1470, 95631), (1506, 93345), (1757, 80010), (1778, 79065), (1905, 73794), (2205, 63754), (2259, 62230), (2286, 61495), (2510, 56007), (2667, 52710), (3514, 40005), (3765, 37338), (3810, 36897), (4410, 31877), (4445, 31626), (4518, 31115), (5271, 26670), (5334, 26355), (5715, 24598), (6223, 22590), (7530, 18669), (8001, 17570), (8785, 16002), (8890, 15813), (10542, 13335), (11295, 12446), (11430, 12299)]