289671900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{271}}^1\times {\mathrm{509}}^1$

素因数の和:804

約数の個数: 144

約数和(自身を含む): 963271680

約数和(自身を除く): 673599780

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 140, 150, 175, 210, 271, 300, 350, 420, 509, 525, 542, 700, 813, 1018, 1050, 1084, 1355, 1527, 1626, 1897, 2036, 2100, 2545, 2710, 3054, 3252, 3563, 3794, 4065, 5090, 5420, 5691, 6108, 6775, 7126, 7588, 7635, 8130, 9485, 10180, 10689, 11382, 12725, 13550, 14252, 15270, 16260, 17815, 18970, 20325, 21378, 22764, 25450, 27100, 28455, 30540, 35630, 37940, 38175, 40650, 42756, 47425, 50900, 53445, 56910, 71260, 76350, 81300, 89075, 94850, 106890, 113820, 137939, 142275, 152700, 178150, 189700, 213780, 267225, 275878, 284550, 356300, 413817, 534450, 551756, 569100, 689695, 827634, 965573, 1068900, 1379390, 1655268, 1931146, 2069085, 2758780, 2896719, 3448475, 3862292, 4138170, 4827865, 5793438, 6896950, 8276340, 9655730, 10345425, 11586876, 13793900, 14483595, 19311460, 20690850, 24139325, 28967190, 41381700, 48278650, 57934380, 72417975, 96557300, 144835950, 289671900]

約数ペア:

[(1, 289671900), (2, 144835950), (3, 96557300), (4, 72417975), (5, 57934380), (6, 48278650), (7, 41381700), (10, 28967190), (12, 24139325), (14, 20690850), (15, 19311460), (20, 14483595), (21, 13793900), (25, 11586876), (28, 10345425), (30, 9655730), (35, 8276340), (42, 6896950), (50, 5793438), (60, 4827865), (70, 4138170), (75, 3862292), (84, 3448475), (100, 2896719), (105, 2758780), (140, 2069085), (150, 1931146), (175, 1655268), (210, 1379390), (271, 1068900), (300, 965573), (350, 827634), (420, 689695), (509, 569100), (525, 551756), (542, 534450), (700, 413817), (813, 356300), (1018, 284550), (1050, 275878), (1084, 267225), (1355, 213780), (1527, 189700), (1626, 178150), (1897, 152700), (2036, 142275), (2100, 137939), (2545, 113820), (2710, 106890), (3054, 94850), (3252, 89075), (3563, 81300), (3794, 76350), (4065, 71260), (5090, 56910), (5420, 53445), (5691, 50900), (6108, 47425), (6775, 42756), (7126, 40650), (7588, 38175), (7635, 37940), (8130, 35630), (9485, 30540), (10180, 28455), (10689, 27100), (11382, 25450), (12725, 22764), (13550, 21378), (14252, 20325), (15270, 18970), (16260, 17815)]