438974700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{401}}^1$

素因数の和:548

約数の個数: 144

約数和(自身を含む): 1318978080

約数和(自身を除く): 880003380

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 41, 50, 60, 75, 82, 89, 100, 123, 150, 164, 178, 205, 246, 267, 300, 356, 401, 410, 445, 492, 534, 615, 802, 820, 890, 1025, 1068, 1203, 1230, 1335, 1604, 1780, 2005, 2050, 2225, 2406, 2460, 2670, 3075, 3649, 4010, 4100, 4450, 4812, 5340, 6015, 6150, 6675, 7298, 8020, 8900, 10025, 10947, 12030, 12300, 13350, 14596, 16441, 18245, 20050, 21894, 24060, 26700, 30075, 32882, 35689, 36490, 40100, 43788, 49323, 54735, 60150, 65764, 71378, 72980, 82205, 91225, 98646, 107067, 109470, 120300, 142756, 164410, 178445, 182450, 197292, 214134, 218940, 246615, 273675, 328820, 356890, 364900, 411025, 428268, 493230, 535335, 547350, 713780, 822050, 892225, 986460, 1070670, 1094700, 1233075, 1463249, 1644100, 1784450, 2141340, 2466150, 2676675, 2926498, 3568900, 4389747, 4932300, 5353350, 5852996, 7316245, 8779494, 10706700, 14632490, 17558988, 21948735, 29264980, 36581225, 43897470, 73162450, 87794940, 109743675, 146324900, 219487350, 438974700]

約数ペア:

[(1, 438974700), (2, 219487350), (3, 146324900), (4, 109743675), (5, 87794940), (6, 73162450), (10, 43897470), (12, 36581225), (15, 29264980), (20, 21948735), (25, 17558988), (30, 14632490), (41, 10706700), (50, 8779494), (60, 7316245), (75, 5852996), (82, 5353350), (89, 4932300), (100, 4389747), (123, 3568900), (150, 2926498), (164, 2676675), (178, 2466150), (205, 2141340), (246, 1784450), (267, 1644100), (300, 1463249), (356, 1233075), (401, 1094700), (410, 1070670), (445, 986460), (492, 892225), (534, 822050), (615, 713780), (802, 547350), (820, 535335), (890, 493230), (1025, 428268), (1068, 411025), (1203, 364900), (1230, 356890), (1335, 328820), (1604, 273675), (1780, 246615), (2005, 218940), (2050, 214134), (2225, 197292), (2406, 182450), (2460, 178445), (2670, 164410), (3075, 142756), (3649, 120300), (4010, 109470), (4100, 107067), (4450, 98646), (4812, 91225), (5340, 82205), (6015, 72980), (6150, 71378), (6675, 65764), (7298, 60150), (8020, 54735), (8900, 49323), (10025, 43788), (10947, 40100), (12030, 36490), (12300, 35689), (13350, 32882), (14596, 30075), (16441, 26700), (18245, 24060), (20050, 21894)]