215106780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{641}}^1$

素因数の和:724

約数の個数: 192

約数和(自身を含む): 745500672

約数和(自身を除く): 530393892

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 42, 47, 51, 60, 68, 70, 84, 85, 94, 102, 105, 119, 140, 141, 170, 188, 204, 210, 235, 238, 255, 282, 329, 340, 357, 420, 470, 476, 510, 564, 595, 641, 658, 705, 714, 799, 940, 987, 1020, 1190, 1282, 1316, 1410, 1428, 1598, 1645, 1785, 1923, 1974, 2380, 2397, 2564, 2820, 3196, 3205, 3290, 3570, 3846, 3948, 3995, 4487, 4794, 4935, 5593, 6410, 6580, 7140, 7692, 7990, 8974, 9588, 9615, 9870, 10897, 11186, 11985, 12820, 13461, 15980, 16779, 17948, 19230, 19740, 21794, 22372, 22435, 23970, 26922, 27965, 30127, 32691, 33558, 38460, 43588, 44870, 47940, 53844, 54485, 55930, 60254, 65382, 67116, 67305, 76279, 83895, 89740, 90381, 108970, 111860, 120508, 130764, 134610, 150635, 152558, 163455, 167790, 180762, 210889, 217940, 228837, 269220, 301270, 305116, 326910, 335580, 361524, 381395, 421778, 451905, 457674, 512159, 602540, 632667, 653820, 762790, 843556, 903810, 915348, 1024318, 1054445, 1144185, 1265334, 1525580, 1536477, 1807620, 2048636, 2108890, 2288370, 2530668, 2560795, 3072954, 3163335, 3585113, 4217780, 4576740, 5121590, 6145908, 6326670, 7170226, 7682385, 10243180, 10755339, 12653340, 14340452, 15364770, 17925565, 21510678, 30729540, 35851130, 43021356, 53776695, 71702260, 107553390, 215106780]

約数ペア:

[(1, 215106780), (2, 107553390), (3, 71702260), (4, 53776695), (5, 43021356), (6, 35851130), (7, 30729540), (10, 21510678), (12, 17925565), (14, 15364770), (15, 14340452), (17, 12653340), (20, 10755339), (21, 10243180), (28, 7682385), (30, 7170226), (34, 6326670), (35, 6145908), (42, 5121590), (47, 4576740), (51, 4217780), (60, 3585113), (68, 3163335), (70, 3072954), (84, 2560795), (85, 2530668), (94, 2288370), (102, 2108890), (105, 2048636), (119, 1807620), (140, 1536477), (141, 1525580), (170, 1265334), (188, 1144185), (204, 1054445), (210, 1024318), (235, 915348), (238, 903810), (255, 843556), (282, 762790), (329, 653820), (340, 632667), (357, 602540), (420, 512159), (470, 457674), (476, 451905), (510, 421778), (564, 381395), (595, 361524), (641, 335580), (658, 326910), (705, 305116), (714, 301270), (799, 269220), (940, 228837), (987, 217940), (1020, 210889), (1190, 180762), (1282, 167790), (1316, 163455), (1410, 152558), (1428, 150635), (1598, 134610), (1645, 130764), (1785, 120508), (1923, 111860), (1974, 108970), (2380, 90381), (2397, 89740), (2564, 83895), (2820, 76279), (3196, 67305), (3205, 67116), (3290, 65382), (3570, 60254), (3846, 55930), (3948, 54485), (3995, 53844), (4487, 47940), (4794, 44870), (4935, 43588), (5593, 38460), (6410, 33558), (6580, 32691), (7140, 30127), (7692, 27965), (7990, 26922), (8974, 23970), (9588, 22435), (9615, 22372), (9870, 21794), (10897, 19740), (11186, 19230), (11985, 17948), (12820, 16779), (13461, 15980)]