20210378280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{2239}}^1$

素因数の和:2416

約数の個数: 256

約数和(自身を含む): 66189312000

約数和(自身を除く): 45978933720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 37, 38, 40, 57, 60, 74, 76, 95, 107, 111, 114, 120, 148, 152, 185, 190, 214, 222, 228, 285, 296, 321, 370, 380, 428, 444, 456, 535, 555, 570, 642, 703, 740, 760, 856, 888, 1070, 1110, 1140, 1284, 1406, 1480, 1605, 2033, 2109, 2140, 2220, 2239, 2280, 2568, 2812, 3210, 3515, 3959, 4066, 4218, 4280, 4440, 4478, 5624, 6099, 6420, 6717, 7030, 7918, 8132, 8436, 8956, 10165, 10545, 11195, 11877, 12198, 12840, 13434, 14060, 15836, 16264, 16872, 17912, 19795, 20330, 21090, 22390, 23754, 24396, 26868, 28120, 30495, 31672, 33585, 39590, 40660, 42180, 42541, 44780, 47508, 48792, 53736, 59385, 60990, 67170, 75221, 79180, 81320, 82843, 84360, 85082, 89560, 95016, 118770, 121980, 127623, 134340, 150442, 158360, 165686, 170164, 212705, 225663, 237540, 239573, 243960, 248529, 255246, 268680, 300884, 331372, 340328, 376105, 414215, 425410, 451326, 475080, 479146, 497058, 510492, 601768, 638115, 662744, 718719, 752210, 828430, 850820, 902652, 958292, 994116, 1020984, 1128315, 1197865, 1242645, 1276230, 1437438, 1504420, 1574017, 1656860, 1701640, 1805304, 1916584, 1988232, 2256630, 2395730, 2485290, 2552460, 2874876, 3008840, 3148034, 3313720, 3593595, 4513260, 4551887, 4722051, 4791460, 4970580, 5104920, 5749752, 6296068, 7187190, 7870085, 8864201, 9026520, 9103774, 9444102, 9582920, 9941160, 12592136, 13655661, 14374380, 15740170, 17728402, 18207548, 18888204, 22759435, 23610255, 26592603, 27311322, 28748760, 31480340, 35456804, 36415096, 37776408, 44321005, 45518870, 47220510, 53185206, 54622644, 62960680, 68278305, 70913608, 88642010, 91037740, 94441020, 106370412, 109245288, 132963015, 136556610, 168419819, 177284020, 182075480, 188882040, 212740824, 265926030, 273113220, 336839638, 354568040, 505259457, 531852060, 546226440, 673679276, 842099095, 1010518914, 1063704120, 1347358552, 1684198190, 2021037828, 2526297285, 3368396380, 4042075656, 5052594570, 6736792760, 10105189140, 20210378280]

約数ペア:

[(1, 20210378280), (2, 10105189140), (3, 6736792760), (4, 5052594570), (5, 4042075656), (6, 3368396380), (8, 2526297285), (10, 2021037828), (12, 1684198190), (15, 1347358552), (19, 1063704120), (20, 1010518914), (24, 842099095), (30, 673679276), (37, 546226440), (38, 531852060), (40, 505259457), (57, 354568040), (60, 336839638), (74, 273113220), (76, 265926030), (95, 212740824), (107, 188882040), (111, 182075480), (114, 177284020), (120, 168419819), (148, 136556610), (152, 132963015), (185, 109245288), (190, 106370412), (214, 94441020), (222, 91037740), (228, 88642010), (285, 70913608), (296, 68278305), (321, 62960680), (370, 54622644), (380, 53185206), (428, 47220510), (444, 45518870), (456, 44321005), (535, 37776408), (555, 36415096), (570, 35456804), (642, 31480340), (703, 28748760), (740, 27311322), (760, 26592603), (856, 23610255), (888, 22759435), (1070, 18888204), (1110, 18207548), (1140, 17728402), (1284, 15740170), (1406, 14374380), (1480, 13655661), (1605, 12592136), (2033, 9941160), (2109, 9582920), (2140, 9444102), (2220, 9103774), (2239, 9026520), (2280, 8864201), (2568, 7870085), (2812, 7187190), (3210, 6296068), (3515, 5749752), (3959, 5104920), (4066, 4970580), (4218, 4791460), (4280, 4722051), (4440, 4551887), (4478, 4513260), (5624, 3593595), (6099, 3313720), (6420, 3148034), (6717, 3008840), (7030, 2874876), (7918, 2552460), (8132, 2485290), (8436, 2395730), (8956, 2256630), (10165, 1988232), (10545, 1916584), (11195, 1805304), (11877, 1701640), (12198, 1656860), (12840, 1574017), (13434, 1504420), (14060, 1437438), (15836, 1276230), (16264, 1242645), (16872, 1197865), (17912, 1128315), (19795, 1020984), (20330, 994116), (21090, 958292), (22390, 902652), (23754, 850820), (24396, 828430), (26868, 752210), (28120, 718719), (30495, 662744), (31672, 638115), (33585, 601768), (39590, 510492), (40660, 497058), (42180, 479146), (42541, 475080), (44780, 451326), (47508, 425410), (48792, 414215), (53736, 376105), (59385, 340328), (60990, 331372), (67170, 300884), (75221, 268680), (79180, 255246), (81320, 248529), (82843, 243960), (84360, 239573), (85082, 237540), (89560, 225663), (95016, 212705), (118770, 170164), (121980, 165686), (127623, 158360), (134340, 150442)]