189021420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{739}}^1$

素因数の和:797

約数の個数: 216

約数和(自身を含む): 690908400

約数和(自身を除く): 501886980

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 29, 30, 35, 36, 42, 45, 49, 58, 60, 63, 70, 84, 87, 90, 98, 105, 116, 126, 140, 145, 147, 174, 180, 196, 203, 210, 245, 252, 261, 290, 294, 315, 348, 406, 420, 435, 441, 490, 522, 580, 588, 609, 630, 735, 739, 812, 870, 882, 980, 1015, 1044, 1218, 1260, 1305, 1421, 1470, 1478, 1740, 1764, 1827, 2030, 2205, 2217, 2436, 2610, 2842, 2940, 2956, 3045, 3654, 3695, 4060, 4263, 4410, 4434, 5173, 5220, 5684, 6090, 6651, 7105, 7308, 7390, 8526, 8820, 8868, 9135, 10346, 11085, 12180, 12789, 13302, 14210, 14780, 15519, 17052, 18270, 20692, 21315, 21431, 22170, 25578, 25865, 26604, 28420, 31038, 33255, 36211, 36540, 42630, 42862, 44340, 46557, 51156, 51730, 62076, 63945, 64293, 66510, 72422, 77595, 85260, 85724, 93114, 103460, 107155, 108633, 127890, 128586, 133020, 144844, 150017, 155190, 181055, 186228, 192879, 214310, 217266, 232785, 255780, 257172, 300034, 310380, 321465, 325899, 362110, 385758, 428620, 434532, 450051, 465570, 543165, 600068, 642930, 651798, 724220, 750085, 771516, 900102, 931140, 964395, 1050119, 1086330, 1285860, 1303596, 1350153, 1500170, 1629495, 1800204, 1928790, 2100238, 2172660, 2250255, 2700306, 3000340, 3150357, 3258990, 3857580, 4200476, 4500510, 5250595, 5400612, 6300714, 6517980, 6750765, 9001020, 9451071, 10501190, 12601428, 13501530, 15751785, 18902142, 21002380, 27003060, 31503570, 37804284, 47255355, 63007140, 94510710, 189021420]

約数ペア:

[(1, 189021420), (2, 94510710), (3, 63007140), (4, 47255355), (5, 37804284), (6, 31503570), (7, 27003060), (9, 21002380), (10, 18902142), (12, 15751785), (14, 13501530), (15, 12601428), (18, 10501190), (20, 9451071), (21, 9001020), (28, 6750765), (29, 6517980), (30, 6300714), (35, 5400612), (36, 5250595), (42, 4500510), (45, 4200476), (49, 3857580), (58, 3258990), (60, 3150357), (63, 3000340), (70, 2700306), (84, 2250255), (87, 2172660), (90, 2100238), (98, 1928790), (105, 1800204), (116, 1629495), (126, 1500170), (140, 1350153), (145, 1303596), (147, 1285860), (174, 1086330), (180, 1050119), (196, 964395), (203, 931140), (210, 900102), (245, 771516), (252, 750085), (261, 724220), (290, 651798), (294, 642930), (315, 600068), (348, 543165), (406, 465570), (420, 450051), (435, 434532), (441, 428620), (490, 385758), (522, 362110), (580, 325899), (588, 321465), (609, 310380), (630, 300034), (735, 257172), (739, 255780), (812, 232785), (870, 217266), (882, 214310), (980, 192879), (1015, 186228), (1044, 181055), (1218, 155190), (1260, 150017), (1305, 144844), (1421, 133020), (1470, 128586), (1478, 127890), (1740, 108633), (1764, 107155), (1827, 103460), (2030, 93114), (2205, 85724), (2217, 85260), (2436, 77595), (2610, 72422), (2842, 66510), (2940, 64293), (2956, 63945), (3045, 62076), (3654, 51730), (3695, 51156), (4060, 46557), (4263, 44340), (4410, 42862), (4434, 42630), (5173, 36540), (5220, 36211), (5684, 33255), (6090, 31038), (6651, 28420), (7105, 26604), (7308, 25865), (7390, 25578), (8526, 22170), (8820, 21431), (8868, 21315), (9135, 20692), (10346, 18270), (11085, 17052), (12180, 15519), (12789, 14780), (13302, 14210)]