38518380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1$

素因数の和:248

約数の個数: 144

約数和(自身を含む): 124225920

約数和(自身を除く): 85707540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 47, 58, 60, 87, 90, 94, 116, 141, 145, 157, 174, 180, 188, 235, 261, 282, 290, 314, 348, 423, 435, 470, 471, 522, 564, 580, 628, 705, 785, 846, 870, 940, 942, 1044, 1305, 1363, 1410, 1413, 1570, 1692, 1740, 1884, 2115, 2355, 2610, 2726, 2820, 2826, 3140, 4089, 4230, 4553, 4710, 5220, 5452, 5652, 6815, 7065, 7379, 8178, 8460, 9106, 9420, 12267, 13630, 13659, 14130, 14758, 16356, 18212, 20445, 22137, 22765, 24534, 27260, 27318, 28260, 29516, 36895, 40890, 40977, 44274, 45530, 49068, 54636, 61335, 66411, 68295, 73790, 81780, 81954, 88548, 91060, 110685, 122670, 132822, 136590, 147580, 163908, 204885, 213991, 221370, 245340, 265644, 273180, 332055, 409770, 427982, 442740, 641973, 664110, 819540, 855964, 1069955, 1283946, 1328220, 1925919, 2139910, 2567892, 3209865, 3851838, 4279820, 6419730, 7703676, 9629595, 12839460, 19259190, 38518380]

約数ペア:

[(1, 38518380), (2, 19259190), (3, 12839460), (4, 9629595), (5, 7703676), (6, 6419730), (9, 4279820), (10, 3851838), (12, 3209865), (15, 2567892), (18, 2139910), (20, 1925919), (29, 1328220), (30, 1283946), (36, 1069955), (45, 855964), (47, 819540), (58, 664110), (60, 641973), (87, 442740), (90, 427982), (94, 409770), (116, 332055), (141, 273180), (145, 265644), (157, 245340), (174, 221370), (180, 213991), (188, 204885), (235, 163908), (261, 147580), (282, 136590), (290, 132822), (314, 122670), (348, 110685), (423, 91060), (435, 88548), (470, 81954), (471, 81780), (522, 73790), (564, 68295), (580, 66411), (628, 61335), (705, 54636), (785, 49068), (846, 45530), (870, 44274), (940, 40977), (942, 40890), (1044, 36895), (1305, 29516), (1363, 28260), (1410, 27318), (1413, 27260), (1570, 24534), (1692, 22765), (1740, 22137), (1884, 20445), (2115, 18212), (2355, 16356), (2610, 14758), (2726, 14130), (2820, 13659), (2826, 13630), (3140, 12267), (4089, 9420), (4230, 9106), (4553, 8460), (4710, 8178), (5220, 7379), (5452, 7065), (5652, 6815)]