61172748

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{263}}^1$

素因数の和:364

約数の個数: 144

約数和(自身を含む): 193729536

約数和(自身を除く): 132556788

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 71, 78, 84, 91, 117, 126, 142, 156, 182, 213, 234, 252, 263, 273, 284, 364, 426, 468, 497, 526, 546, 639, 789, 819, 852, 923, 994, 1052, 1092, 1278, 1491, 1578, 1638, 1841, 1846, 1988, 2367, 2556, 2769, 2982, 3156, 3276, 3419, 3682, 3692, 4473, 4734, 5523, 5538, 5964, 6461, 6838, 7364, 8307, 8946, 9468, 10257, 11046, 11076, 12922, 13676, 16569, 16614, 17892, 18673, 19383, 20514, 22092, 23933, 25844, 30771, 33138, 33228, 37346, 38766, 41028, 47866, 56019, 58149, 61542, 66276, 71799, 74692, 77532, 95732, 112038, 116298, 123084, 130711, 143598, 168057, 215397, 224076, 232596, 242749, 261422, 287196, 336114, 392133, 430794, 485498, 522844, 672228, 728247, 784266, 861588, 970996, 1176399, 1456494, 1568532, 1699243, 2184741, 2352798, 2912988, 3398486, 4369482, 4705596, 5097729, 6796972, 8738964, 10195458, 15293187, 20390916, 30586374, 61172748]

約数ペア:

[(1, 61172748), (2, 30586374), (3, 20390916), (4, 15293187), (6, 10195458), (7, 8738964), (9, 6796972), (12, 5097729), (13, 4705596), (14, 4369482), (18, 3398486), (21, 2912988), (26, 2352798), (28, 2184741), (36, 1699243), (39, 1568532), (42, 1456494), (52, 1176399), (63, 970996), (71, 861588), (78, 784266), (84, 728247), (91, 672228), (117, 522844), (126, 485498), (142, 430794), (156, 392133), (182, 336114), (213, 287196), (234, 261422), (252, 242749), (263, 232596), (273, 224076), (284, 215397), (364, 168057), (426, 143598), (468, 130711), (497, 123084), (526, 116298), (546, 112038), (639, 95732), (789, 77532), (819, 74692), (852, 71799), (923, 66276), (994, 61542), (1052, 58149), (1092, 56019), (1278, 47866), (1491, 41028), (1578, 38766), (1638, 37346), (1841, 33228), (1846, 33138), (1988, 30771), (2367, 25844), (2556, 23933), (2769, 22092), (2982, 20514), (3156, 19383), (3276, 18673), (3419, 17892), (3682, 16614), (3692, 16569), (4473, 13676), (4734, 12922), (5523, 11076), (5538, 11046), (5964, 10257), (6461, 9468), (6838, 8946), (7364, 8307)]