19609560

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{271}}^1$

素因数の和:358

約数の個数: 128

約数和(自身を含む): 66585600

約数和(自身を除く): 46976040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 67, 72, 90, 108, 120, 134, 135, 180, 201, 216, 268, 270, 271, 335, 360, 402, 536, 540, 542, 603, 670, 804, 813, 1005, 1080, 1084, 1206, 1340, 1355, 1608, 1626, 1809, 2010, 2168, 2412, 2439, 2680, 2710, 3015, 3252, 3618, 4020, 4065, 4824, 4878, 5420, 6030, 6504, 7236, 7317, 8040, 8130, 9045, 9756, 10840, 12060, 12195, 14472, 14634, 16260, 18090, 18157, 19512, 24120, 24390, 29268, 32520, 36180, 36314, 36585, 48780, 54471, 58536, 72360, 72628, 73170, 90785, 97560, 108942, 145256, 146340, 163413, 181570, 217884, 272355, 292680, 326826, 363140, 435768, 490239, 544710, 653652, 726280, 817065, 980478, 1089420, 1307304, 1634130, 1960956, 2178840, 2451195, 3268260, 3921912, 4902390, 6536520, 9804780, 19609560]

約数ペア:

[(1, 19609560), (2, 9804780), (3, 6536520), (4, 4902390), (5, 3921912), (6, 3268260), (8, 2451195), (9, 2178840), (10, 1960956), (12, 1634130), (15, 1307304), (18, 1089420), (20, 980478), (24, 817065), (27, 726280), (30, 653652), (36, 544710), (40, 490239), (45, 435768), (54, 363140), (60, 326826), (67, 292680), (72, 272355), (90, 217884), (108, 181570), (120, 163413), (134, 146340), (135, 145256), (180, 108942), (201, 97560), (216, 90785), (268, 73170), (270, 72628), (271, 72360), (335, 58536), (360, 54471), (402, 48780), (536, 36585), (540, 36314), (542, 36180), (603, 32520), (670, 29268), (804, 24390), (813, 24120), (1005, 19512), (1080, 18157), (1084, 18090), (1206, 16260), (1340, 14634), (1355, 14472), (1608, 12195), (1626, 12060), (1809, 10840), (2010, 9756), (2168, 9045), (2412, 8130), (2439, 8040), (2680, 7317), (2710, 7236), (3015, 6504), (3252, 6030), (3618, 5420), (4020, 4878), (4065, 4824)]