287216748

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{1201}}^1$

素因数の和:1304

約数の個数: 144

約数和(自身を含む): 906558016

約数和(自身を除く): 619341268

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 73, 78, 84, 91, 117, 126, 146, 156, 182, 219, 234, 252, 273, 292, 364, 438, 468, 511, 546, 657, 819, 876, 949, 1022, 1092, 1201, 1314, 1533, 1638, 1898, 2044, 2402, 2628, 2847, 3066, 3276, 3603, 3796, 4599, 4804, 5694, 6132, 6643, 7206, 8407, 8541, 9198, 10809, 11388, 13286, 14412, 15613, 16814, 17082, 18396, 19929, 21618, 25221, 26572, 31226, 33628, 34164, 39858, 43236, 46839, 50442, 59787, 62452, 75663, 79716, 87673, 93678, 100884, 109291, 119574, 140517, 151326, 175346, 187356, 218582, 239148, 263019, 281034, 302652, 327873, 350692, 437164, 526038, 562068, 613711, 655746, 789057, 983619, 1052076, 1139749, 1227422, 1311492, 1578114, 1841133, 1967238, 2279498, 2454844, 3156228, 3419247, 3682266, 3934476, 4558996, 5523399, 6838494, 7364532, 7978243, 10257741, 11046798, 13676988, 15956486, 20515482, 22093596, 23934729, 31912972, 41030964, 47869458, 71804187, 95738916, 143608374, 287216748]

約数ペア:

[(1, 287216748), (2, 143608374), (3, 95738916), (4, 71804187), (6, 47869458), (7, 41030964), (9, 31912972), (12, 23934729), (13, 22093596), (14, 20515482), (18, 15956486), (21, 13676988), (26, 11046798), (28, 10257741), (36, 7978243), (39, 7364532), (42, 6838494), (52, 5523399), (63, 4558996), (73, 3934476), (78, 3682266), (84, 3419247), (91, 3156228), (117, 2454844), (126, 2279498), (146, 1967238), (156, 1841133), (182, 1578114), (219, 1311492), (234, 1227422), (252, 1139749), (273, 1052076), (292, 983619), (364, 789057), (438, 655746), (468, 613711), (511, 562068), (546, 526038), (657, 437164), (819, 350692), (876, 327873), (949, 302652), (1022, 281034), (1092, 263019), (1201, 239148), (1314, 218582), (1533, 187356), (1638, 175346), (1898, 151326), (2044, 140517), (2402, 119574), (2628, 109291), (2847, 100884), (3066, 93678), (3276, 87673), (3603, 79716), (3796, 75663), (4599, 62452), (4804, 59787), (5694, 50442), (6132, 46839), (6643, 43236), (7206, 39858), (8407, 34164), (8541, 33628), (9198, 31226), (10809, 26572), (11388, 25221), (13286, 21618), (14412, 19929), (15613, 18396), (16814, 17082)]