189973980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^3\times {\mathrm{17}}^1\times {\mathrm{181}}^1$

素因数の和:234

約数の個数: 288

約数和(自身を含む): 715478400

約数和(自身を除く): 525504420

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 28, 30, 34, 35, 36, 42, 45, 49, 51, 60, 63, 68, 70, 84, 85, 90, 98, 102, 105, 119, 126, 140, 147, 153, 170, 180, 181, 196, 204, 210, 238, 245, 252, 255, 294, 306, 315, 340, 343, 357, 362, 420, 441, 476, 490, 510, 543, 588, 595, 612, 630, 686, 714, 724, 735, 765, 833, 882, 905, 980, 1020, 1029, 1071, 1086, 1190, 1260, 1267, 1372, 1428, 1470, 1530, 1629, 1666, 1715, 1764, 1785, 1810, 2058, 2142, 2172, 2205, 2380, 2499, 2534, 2715, 2940, 3060, 3077, 3087, 3258, 3332, 3430, 3570, 3620, 3801, 4116, 4165, 4284, 4410, 4998, 5068, 5145, 5355, 5430, 5831, 6154, 6174, 6335, 6516, 6860, 7140, 7497, 7602, 8145, 8330, 8820, 8869, 9231, 9996, 10290, 10710, 10860, 11403, 11662, 12308, 12348, 12495, 12670, 14994, 15204, 15385, 15435, 16290, 16660, 17493, 17738, 18462, 19005, 20580, 21420, 21539, 22806, 23324, 24990, 25340, 26607, 27693, 29155, 29988, 30770, 30870, 32580, 34986, 35476, 36924, 37485, 38010, 43078, 44345, 45612, 46155, 49980, 52479, 53214, 55386, 57015, 58310, 61540, 61740, 62083, 64617, 69972, 74970, 76020, 79821, 86156, 87465, 88690, 92310, 104958, 106428, 107695, 110772, 114030, 116620, 124166, 129234, 133035, 138465, 149940, 150773, 159642, 174930, 177380, 184620, 186249, 193851, 209916, 215390, 228060, 248332, 258468, 262395, 266070, 276930, 301546, 310415, 319284, 323085, 349860, 372498, 387702, 399105, 430780, 452319, 524790, 532140, 553860, 558747, 603092, 620830, 646170, 744996, 753865, 775404, 798210, 904638, 931245, 969255, 1049580, 1055411, 1117494, 1241660, 1292340, 1356957, 1507730, 1596420, 1809276, 1862490, 1938510, 2110822, 2234988, 2261595, 2713914, 2793735, 3015460, 3166233, 3724980, 3877020, 4221644, 4523190, 5277055, 5427828, 5587470, 6332466, 6784785, 9046380, 9498699, 10554110, 11174940, 12664932, 13569570, 15831165, 18997398, 21108220, 27139140, 31662330, 37994796, 47493495, 63324660, 94986990, 189973980]

約数ペア:

[(1, 189973980), (2, 94986990), (3, 63324660), (4, 47493495), (5, 37994796), (6, 31662330), (7, 27139140), (9, 21108220), (10, 18997398), (12, 15831165), (14, 13569570), (15, 12664932), (17, 11174940), (18, 10554110), (20, 9498699), (21, 9046380), (28, 6784785), (30, 6332466), (34, 5587470), (35, 5427828), (36, 5277055), (42, 4523190), (45, 4221644), (49, 3877020), (51, 3724980), (60, 3166233), (63, 3015460), (68, 2793735), (70, 2713914), (84, 2261595), (85, 2234988), (90, 2110822), (98, 1938510), (102, 1862490), (105, 1809276), (119, 1596420), (126, 1507730), (140, 1356957), (147, 1292340), (153, 1241660), (170, 1117494), (180, 1055411), (181, 1049580), (196, 969255), (204, 931245), (210, 904638), (238, 798210), (245, 775404), (252, 753865), (255, 744996), (294, 646170), (306, 620830), (315, 603092), (340, 558747), (343, 553860), (357, 532140), (362, 524790), (420, 452319), (441, 430780), (476, 399105), (490, 387702), (510, 372498), (543, 349860), (588, 323085), (595, 319284), (612, 310415), (630, 301546), (686, 276930), (714, 266070), (724, 262395), (735, 258468), (765, 248332), (833, 228060), (882, 215390), (905, 209916), (980, 193851), (1020, 186249), (1029, 184620), (1071, 177380), (1086, 174930), (1190, 159642), (1260, 150773), (1267, 149940), (1372, 138465), (1428, 133035), (1470, 129234), (1530, 124166), (1629, 116620), (1666, 114030), (1715, 110772), (1764, 107695), (1785, 106428), (1810, 104958), (2058, 92310), (2142, 88690), (2172, 87465), (2205, 86156), (2380, 79821), (2499, 76020), (2534, 74970), (2715, 69972), (2940, 64617), (3060, 62083), (3077, 61740), (3087, 61540), (3258, 58310), (3332, 57015), (3430, 55386), (3570, 53214), (3620, 52479), (3801, 49980), (4116, 46155), (4165, 45612), (4284, 44345), (4410, 43078), (4998, 38010), (5068, 37485), (5145, 36924), (5355, 35476), (5430, 34986), (5831, 32580), (6154, 30870), (6174, 30770), (6335, 29988), (6516, 29155), (6860, 27693), (7140, 26607), (7497, 25340), (7602, 24990), (8145, 23324), (8330, 22806), (8820, 21539), (8869, 21420), (9231, 20580), (9996, 19005), (10290, 18462), (10710, 17738), (10860, 17493), (11403, 16660), (11662, 16290), (12308, 15435), (12348, 15385), (12495, 15204), (12670, 14994)]