38193390

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1$

素因数の和:243

約数の個数: 128

約数和(自身を含む): 110574720

約数和(自身を除く): 72381330

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 27, 30, 34, 45, 51, 53, 54, 85, 90, 102, 106, 135, 153, 157, 159, 170, 255, 265, 270, 306, 314, 318, 459, 471, 477, 510, 530, 765, 785, 795, 901, 918, 942, 954, 1413, 1431, 1530, 1570, 1590, 1802, 2295, 2355, 2385, 2669, 2703, 2826, 2862, 4239, 4505, 4590, 4710, 4770, 5338, 5406, 7065, 7155, 8007, 8109, 8321, 8478, 9010, 13345, 13515, 14130, 14310, 16014, 16218, 16642, 21195, 24021, 24327, 24963, 26690, 27030, 40035, 40545, 41605, 42390, 48042, 48654, 49926, 72063, 74889, 80070, 81090, 83210, 120105, 121635, 124815, 141457, 144126, 149778, 224667, 240210, 243270, 249630, 282914, 360315, 374445, 424371, 449334, 707285, 720630, 748890, 848742, 1123335, 1273113, 1414570, 2121855, 2246670, 2546226, 3819339, 4243710, 6365565, 7638678, 12731130, 19096695, 38193390]

約数ペア:

[(1, 38193390), (2, 19096695), (3, 12731130), (5, 7638678), (6, 6365565), (9, 4243710), (10, 3819339), (15, 2546226), (17, 2246670), (18, 2121855), (27, 1414570), (30, 1273113), (34, 1123335), (45, 848742), (51, 748890), (53, 720630), (54, 707285), (85, 449334), (90, 424371), (102, 374445), (106, 360315), (135, 282914), (153, 249630), (157, 243270), (159, 240210), (170, 224667), (255, 149778), (265, 144126), (270, 141457), (306, 124815), (314, 121635), (318, 120105), (459, 83210), (471, 81090), (477, 80070), (510, 74889), (530, 72063), (765, 49926), (785, 48654), (795, 48042), (901, 42390), (918, 41605), (942, 40545), (954, 40035), (1413, 27030), (1431, 26690), (1530, 24963), (1570, 24327), (1590, 24021), (1802, 21195), (2295, 16642), (2355, 16218), (2385, 16014), (2669, 14310), (2703, 14130), (2826, 13515), (2862, 13345), (4239, 9010), (4505, 8478), (4590, 8321), (4710, 8109), (4770, 8007), (5338, 7155), (5406, 7065)]