217034720

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:126

約数の個数: 288

約数和(自身を含む): 661893120

約数和(自身を除く): 444858400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 31, 32, 35, 38, 40, 47, 49, 56, 62, 70, 76, 80, 94, 95, 98, 112, 124, 133, 140, 152, 155, 160, 188, 190, 196, 217, 224, 235, 245, 248, 266, 280, 304, 310, 329, 376, 380, 392, 434, 470, 490, 496, 532, 560, 589, 608, 620, 658, 665, 752, 760, 784, 868, 893, 931, 940, 980, 992, 1064, 1085, 1120, 1178, 1240, 1316, 1330, 1457, 1504, 1519, 1520, 1568, 1645, 1736, 1786, 1862, 1880, 1960, 2128, 2170, 2303, 2356, 2480, 2632, 2660, 2914, 2945, 3038, 3040, 3290, 3472, 3572, 3724, 3760, 3920, 4123, 4256, 4340, 4465, 4606, 4655, 4712, 4960, 5264, 5320, 5828, 5890, 6076, 6251, 6580, 6944, 7144, 7285, 7448, 7520, 7595, 7840, 8246, 8680, 8930, 9212, 9310, 9424, 10199, 10528, 10640, 11515, 11656, 11780, 12152, 12502, 13160, 14288, 14570, 14896, 15190, 16492, 17360, 17860, 18424, 18620, 18848, 20398, 20615, 21280, 23030, 23312, 23560, 24304, 25004, 26320, 27683, 28576, 28861, 29140, 29792, 30380, 31255, 32984, 34720, 35720, 36848, 37240, 40796, 41230, 43757, 46060, 46624, 47120, 48608, 50008, 50995, 52640, 55366, 57722, 58280, 60760, 62510, 65968, 71393, 71440, 73696, 74480, 81592, 82460, 87514, 92120, 94240, 100016, 101990, 110732, 115444, 116560, 121520, 125020, 131936, 138415, 142786, 142880, 144305, 148960, 163184, 164920, 175028, 184240, 193781, 200032, 203980, 218785, 221464, 230888, 233120, 243040, 250040, 276830, 285572, 288610, 326368, 329840, 350056, 356965, 368480, 387562, 407960, 437570, 442928, 461776, 500080, 553660, 571144, 577220, 659680, 700112, 713930, 775124, 815920, 875140, 885856, 923552, 968905, 1000160, 1107320, 1142288, 1154440, 1356467, 1400224, 1427860, 1550248, 1631840, 1750280, 1937810, 2214640, 2284576, 2308880, 2712934, 2855720, 3100496, 3500560, 3875620, 4429280, 4617760, 5425868, 5711440, 6200992, 6782335, 7001120, 7751240, 10851736, 11422880, 13564670, 15502480, 21703472, 27129340, 31004960, 43406944, 54258680, 108517360, 217034720]

約数ペア:

[(1, 217034720), (2, 108517360), (4, 54258680), (5, 43406944), (7, 31004960), (8, 27129340), (10, 21703472), (14, 15502480), (16, 13564670), (19, 11422880), (20, 10851736), (28, 7751240), (31, 7001120), (32, 6782335), (35, 6200992), (38, 5711440), (40, 5425868), (47, 4617760), (49, 4429280), (56, 3875620), (62, 3500560), (70, 3100496), (76, 2855720), (80, 2712934), (94, 2308880), (95, 2284576), (98, 2214640), (112, 1937810), (124, 1750280), (133, 1631840), (140, 1550248), (152, 1427860), (155, 1400224), (160, 1356467), (188, 1154440), (190, 1142288), (196, 1107320), (217, 1000160), (224, 968905), (235, 923552), (245, 885856), (248, 875140), (266, 815920), (280, 775124), (304, 713930), (310, 700112), (329, 659680), (376, 577220), (380, 571144), (392, 553660), (434, 500080), (470, 461776), (490, 442928), (496, 437570), (532, 407960), (560, 387562), (589, 368480), (608, 356965), (620, 350056), (658, 329840), (665, 326368), (752, 288610), (760, 285572), (784, 276830), (868, 250040), (893, 243040), (931, 233120), (940, 230888), (980, 221464), (992, 218785), (1064, 203980), (1085, 200032), (1120, 193781), (1178, 184240), (1240, 175028), (1316, 164920), (1330, 163184), (1457, 148960), (1504, 144305), (1519, 142880), (1520, 142786), (1568, 138415), (1645, 131936), (1736, 125020), (1786, 121520), (1862, 116560), (1880, 115444), (1960, 110732), (2128, 101990), (2170, 100016), (2303, 94240), (2356, 92120), (2480, 87514), (2632, 82460), (2660, 81592), (2914, 74480), (2945, 73696), (3038, 71440), (3040, 71393), (3290, 65968), (3472, 62510), (3572, 60760), (3724, 58280), (3760, 57722), (3920, 55366), (4123, 52640), (4256, 50995), (4340, 50008), (4465, 48608), (4606, 47120), (4655, 46624), (4712, 46060), (4960, 43757), (5264, 41230), (5320, 40796), (5828, 37240), (5890, 36848), (6076, 35720), (6251, 34720), (6580, 32984), (6944, 31255), (7144, 30380), (7285, 29792), (7448, 29140), (7520, 28861), (7595, 28576), (7840, 27683), (8246, 26320), (8680, 25004), (8930, 24304), (9212, 23560), (9310, 23312), (9424, 23030), (10199, 21280), (10528, 20615), (10640, 20398), (11515, 18848), (11656, 18620), (11780, 18424), (12152, 17860), (12502, 17360), (13160, 16492), (14288, 15190), (14570, 14896)]