195876720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1231}}^1$

素因数の和:1280

約数の個数: 240

約数和(自身を含む): 750701952

約数和(自身を除く): 554825232

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 17, 18, 20, 24, 26, 30, 34, 36, 39, 40, 45, 48, 51, 52, 60, 65, 68, 72, 78, 80, 85, 90, 102, 104, 117, 120, 130, 136, 144, 153, 156, 170, 180, 195, 204, 208, 221, 234, 240, 255, 260, 272, 306, 312, 340, 360, 390, 408, 442, 468, 510, 520, 585, 612, 624, 663, 680, 720, 765, 780, 816, 884, 936, 1020, 1040, 1105, 1170, 1224, 1231, 1326, 1360, 1530, 1560, 1768, 1872, 1989, 2040, 2210, 2340, 2448, 2462, 2652, 3060, 3120, 3315, 3536, 3693, 3978, 4080, 4420, 4680, 4924, 5304, 6120, 6155, 6630, 7386, 7956, 8840, 9360, 9848, 9945, 10608, 11079, 12240, 12310, 13260, 14772, 15912, 16003, 17680, 18465, 19696, 19890, 20927, 22158, 24620, 26520, 29544, 31824, 32006, 36930, 39780, 41854, 44316, 48009, 49240, 53040, 55395, 59088, 62781, 64012, 73860, 79560, 80015, 83708, 88632, 96018, 98480, 104635, 110790, 125562, 128024, 144027, 147720, 159120, 160030, 167416, 177264, 188343, 192036, 209270, 221580, 240045, 251124, 256048, 272051, 288054, 295440, 313905, 320060, 334832, 376686, 384072, 418540, 443160, 480090, 502248, 544102, 576108, 627810, 640120, 720135, 753372, 768144, 816153, 837080, 886320, 941715, 960180, 1004496, 1088204, 1152216, 1255620, 1280240, 1360255, 1440270, 1506744, 1632306, 1674160, 1883430, 1920360, 2176408, 2304432, 2448459, 2511240, 2720510, 2880540, 3013488, 3264612, 3766860, 3840720, 4080765, 4352816, 4896918, 5022480, 5441020, 5761080, 6529224, 7533720, 8161530, 9793836, 10882040, 11522160, 12242295, 13058448, 15067440, 16323060, 19587672, 21764080, 24484590, 32646120, 39175344, 48969180, 65292240, 97938360, 195876720]

約数ペア:

[(1, 195876720), (2, 97938360), (3, 65292240), (4, 48969180), (5, 39175344), (6, 32646120), (8, 24484590), (9, 21764080), (10, 19587672), (12, 16323060), (13, 15067440), (15, 13058448), (16, 12242295), (17, 11522160), (18, 10882040), (20, 9793836), (24, 8161530), (26, 7533720), (30, 6529224), (34, 5761080), (36, 5441020), (39, 5022480), (40, 4896918), (45, 4352816), (48, 4080765), (51, 3840720), (52, 3766860), (60, 3264612), (65, 3013488), (68, 2880540), (72, 2720510), (78, 2511240), (80, 2448459), (85, 2304432), (90, 2176408), (102, 1920360), (104, 1883430), (117, 1674160), (120, 1632306), (130, 1506744), (136, 1440270), (144, 1360255), (153, 1280240), (156, 1255620), (170, 1152216), (180, 1088204), (195, 1004496), (204, 960180), (208, 941715), (221, 886320), (234, 837080), (240, 816153), (255, 768144), (260, 753372), (272, 720135), (306, 640120), (312, 627810), (340, 576108), (360, 544102), (390, 502248), (408, 480090), (442, 443160), (468, 418540), (510, 384072), (520, 376686), (585, 334832), (612, 320060), (624, 313905), (663, 295440), (680, 288054), (720, 272051), (765, 256048), (780, 251124), (816, 240045), (884, 221580), (936, 209270), (1020, 192036), (1040, 188343), (1105, 177264), (1170, 167416), (1224, 160030), (1231, 159120), (1326, 147720), (1360, 144027), (1530, 128024), (1560, 125562), (1768, 110790), (1872, 104635), (1989, 98480), (2040, 96018), (2210, 88632), (2340, 83708), (2448, 80015), (2462, 79560), (2652, 73860), (3060, 64012), (3120, 62781), (3315, 59088), (3536, 55395), (3693, 53040), (3978, 49240), (4080, 48009), (4420, 44316), (4680, 41854), (4924, 39780), (5304, 36930), (6120, 32006), (6155, 31824), (6630, 29544), (7386, 26520), (7956, 24620), (8840, 22158), (9360, 20927), (9848, 19890), (9945, 19696), (10608, 18465), (11079, 17680), (12240, 16003), (12310, 15912), (13260, 14772)]