19647600

素因数分解:

$2^4\times 3^1\times 5^2\times 7^1\times {\mathrm{2339}}^1$

素因数の和:2367

約数の個数: 120

約数和(自身を含む): 71959680

約数和(自身を除く): 52312080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 25, 28, 30, 35, 40, 42, 48, 50, 56, 60, 70, 75, 80, 84, 100, 105, 112, 120, 140, 150, 168, 175, 200, 210, 240, 280, 300, 336, 350, 400, 420, 525, 560, 600, 700, 840, 1050, 1200, 1400, 1680, 2100, 2339, 2800, 4200, 4678, 7017, 8400, 9356, 11695, 14034, 16373, 18712, 23390, 28068, 32746, 35085, 37424, 46780, 49119, 56136, 58475, 65492, 70170, 81865, 93560, 98238, 112272, 116950, 130984, 140340, 163730, 175425, 187120, 196476, 233900, 245595, 261968, 280680, 327460, 350850, 392952, 409325, 467800, 491190, 561360, 654920, 701700, 785904, 818650, 935600, 982380, 1227975, 1309840, 1403400, 1637300, 1964760, 2455950, 2806800, 3274600, 3929520, 4911900, 6549200, 9823800, 19647600]

約数ペア:

[(1, 19647600), (2, 9823800), (3, 6549200), (4, 4911900), (5, 3929520), (6, 3274600), (7, 2806800), (8, 2455950), (10, 1964760), (12, 1637300), (14, 1403400), (15, 1309840), (16, 1227975), (20, 982380), (21, 935600), (24, 818650), (25, 785904), (28, 701700), (30, 654920), (35, 561360), (40, 491190), (42, 467800), (48, 409325), (50, 392952), (56, 350850), (60, 327460), (70, 280680), (75, 261968), (80, 245595), (84, 233900), (100, 196476), (105, 187120), (112, 175425), (120, 163730), (140, 140340), (150, 130984), (168, 116950), (175, 112272), (200, 98238), (210, 93560), (240, 81865), (280, 70170), (300, 65492), (336, 58475), (350, 56136), (400, 49119), (420, 46780), (525, 37424), (560, 35085), (600, 32746), (700, 28068), (840, 23390), (1050, 18712), (1200, 16373), (1400, 14034), (1680, 11695), (2100, 9356), (2339, 8400), (2800, 7017), (4200, 4678)]