28802100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1$

素因数の和:230

約数の個数: 144

約数和(自身を含む): 91105280

約数和(自身を除く): 62303180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 25, 30, 31, 38, 50, 57, 60, 62, 75, 76, 93, 95, 100, 114, 124, 150, 155, 163, 186, 190, 228, 285, 300, 310, 326, 372, 380, 465, 475, 489, 570, 589, 620, 652, 775, 815, 930, 950, 978, 1140, 1178, 1425, 1550, 1630, 1767, 1860, 1900, 1956, 2325, 2356, 2445, 2850, 2945, 3097, 3100, 3260, 3534, 4075, 4650, 4890, 5053, 5700, 5890, 6194, 7068, 8150, 8835, 9291, 9300, 9780, 10106, 11780, 12225, 12388, 14725, 15159, 15485, 16300, 17670, 18582, 20212, 24450, 25265, 29450, 30318, 30970, 35340, 37164, 44175, 46455, 48900, 50530, 58900, 60636, 61940, 75795, 77425, 88350, 92910, 96007, 101060, 126325, 151590, 154850, 176700, 185820, 192014, 232275, 252650, 288021, 303180, 309700, 378975, 384028, 464550, 480035, 505300, 576042, 757950, 929100, 960070, 1152084, 1440105, 1515900, 1920140, 2400175, 2880210, 4800350, 5760420, 7200525, 9600700, 14401050, 28802100]

約数ペア:

[(1, 28802100), (2, 14401050), (3, 9600700), (4, 7200525), (5, 5760420), (6, 4800350), (10, 2880210), (12, 2400175), (15, 1920140), (19, 1515900), (20, 1440105), (25, 1152084), (30, 960070), (31, 929100), (38, 757950), (50, 576042), (57, 505300), (60, 480035), (62, 464550), (75, 384028), (76, 378975), (93, 309700), (95, 303180), (100, 288021), (114, 252650), (124, 232275), (150, 192014), (155, 185820), (163, 176700), (186, 154850), (190, 151590), (228, 126325), (285, 101060), (300, 96007), (310, 92910), (326, 88350), (372, 77425), (380, 75795), (465, 61940), (475, 60636), (489, 58900), (570, 50530), (589, 48900), (620, 46455), (652, 44175), (775, 37164), (815, 35340), (930, 30970), (950, 30318), (978, 29450), (1140, 25265), (1178, 24450), (1425, 20212), (1550, 18582), (1630, 17670), (1767, 16300), (1860, 15485), (1900, 15159), (1956, 14725), (2325, 12388), (2356, 12225), (2445, 11780), (2850, 10106), (2945, 9780), (3097, 9300), (3100, 9291), (3260, 8835), (3534, 8150), (4075, 7068), (4650, 6194), (4890, 5890), (5053, 5700)]