171147900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1$

素因数の和:305

約数の個数: 288

約数和(自身を含む): 639959040

約数和(自身を除く): 468811140

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 25, 28, 30, 31, 33, 35, 42, 44, 50, 55, 60, 62, 66, 70, 75, 77, 84, 93, 100, 105, 110, 124, 132, 140, 150, 154, 155, 165, 175, 186, 210, 217, 220, 231, 239, 275, 300, 308, 310, 330, 341, 350, 372, 385, 420, 434, 462, 465, 478, 525, 550, 620, 651, 660, 682, 700, 717, 770, 775, 825, 868, 924, 930, 956, 1023, 1050, 1085, 1100, 1155, 1195, 1302, 1364, 1434, 1540, 1550, 1650, 1673, 1705, 1860, 1925, 2046, 2100, 2170, 2310, 2325, 2387, 2390, 2604, 2629, 2868, 3100, 3255, 3300, 3346, 3410, 3585, 3850, 4092, 4340, 4620, 4650, 4774, 4780, 5019, 5115, 5258, 5425, 5775, 5975, 6510, 6692, 6820, 7161, 7170, 7409, 7700, 7887, 8365, 8525, 9300, 9548, 10038, 10230, 10516, 10850, 11550, 11935, 11950, 13020, 13145, 14322, 14340, 14818, 15774, 16275, 16730, 17050, 17925, 18403, 20076, 20460, 21700, 22227, 23100, 23870, 23900, 25095, 25575, 26290, 28644, 29636, 31548, 32550, 33460, 34100, 35805, 35850, 36806, 37045, 39435, 41825, 44454, 47740, 50190, 51150, 51863, 52580, 55209, 59675, 65100, 65725, 71610, 71700, 73612, 74090, 78870, 81499, 83650, 88908, 92015, 100380, 102300, 103726, 110418, 111135, 119350, 125475, 131450, 143220, 148180, 155589, 157740, 162998, 167300, 179025, 184030, 185225, 197175, 207452, 220836, 222270, 238700, 244497, 250950, 259315, 262900, 276045, 311178, 325996, 358050, 368060, 370450, 394350, 407495, 444540, 460075, 488994, 501900, 518630, 552090, 555675, 570493, 622356, 716100, 740900, 777945, 788700, 814990, 920150, 977988, 1037260, 1104180, 1111350, 1140986, 1222485, 1296575, 1380225, 1555890, 1629980, 1711479, 1840300, 2037475, 2222700, 2281972, 2444970, 2593150, 2760450, 2852465, 3111780, 3422958, 3889725, 4074950, 4889940, 5186300, 5520900, 5704930, 6112425, 6845916, 7779450, 8149900, 8557395, 11409860, 12224850, 14262325, 15558900, 17114790, 24449700, 28524650, 34229580, 42786975, 57049300, 85573950, 171147900]

約数ペア:

[(1, 171147900), (2, 85573950), (3, 57049300), (4, 42786975), (5, 34229580), (6, 28524650), (7, 24449700), (10, 17114790), (11, 15558900), (12, 14262325), (14, 12224850), (15, 11409860), (20, 8557395), (21, 8149900), (22, 7779450), (25, 6845916), (28, 6112425), (30, 5704930), (31, 5520900), (33, 5186300), (35, 4889940), (42, 4074950), (44, 3889725), (50, 3422958), (55, 3111780), (60, 2852465), (62, 2760450), (66, 2593150), (70, 2444970), (75, 2281972), (77, 2222700), (84, 2037475), (93, 1840300), (100, 1711479), (105, 1629980), (110, 1555890), (124, 1380225), (132, 1296575), (140, 1222485), (150, 1140986), (154, 1111350), (155, 1104180), (165, 1037260), (175, 977988), (186, 920150), (210, 814990), (217, 788700), (220, 777945), (231, 740900), (239, 716100), (275, 622356), (300, 570493), (308, 555675), (310, 552090), (330, 518630), (341, 501900), (350, 488994), (372, 460075), (385, 444540), (420, 407495), (434, 394350), (462, 370450), (465, 368060), (478, 358050), (525, 325996), (550, 311178), (620, 276045), (651, 262900), (660, 259315), (682, 250950), (700, 244497), (717, 238700), (770, 222270), (775, 220836), (825, 207452), (868, 197175), (924, 185225), (930, 184030), (956, 179025), (1023, 167300), (1050, 162998), (1085, 157740), (1100, 155589), (1155, 148180), (1195, 143220), (1302, 131450), (1364, 125475), (1434, 119350), (1540, 111135), (1550, 110418), (1650, 103726), (1673, 102300), (1705, 100380), (1860, 92015), (1925, 88908), (2046, 83650), (2100, 81499), (2170, 78870), (2310, 74090), (2325, 73612), (2387, 71700), (2390, 71610), (2604, 65725), (2629, 65100), (2868, 59675), (3100, 55209), (3255, 52580), (3300, 51863), (3346, 51150), (3410, 50190), (3585, 47740), (3850, 44454), (4092, 41825), (4340, 39435), (4620, 37045), (4650, 36806), (4774, 35850), (4780, 35805), (5019, 34100), (5115, 33460), (5258, 32550), (5425, 31548), (5775, 29636), (5975, 28644), (6510, 26290), (6692, 25575), (6820, 25095), (7161, 23900), (7170, 23870), (7409, 23100), (7700, 22227), (7887, 21700), (8365, 20460), (8525, 20076), (9300, 18403), (9548, 17925), (10038, 17050), (10230, 16730), (10516, 16275), (10850, 15774), (11550, 14818), (11935, 14340), (11950, 14322), (13020, 13145)]