21165812640

素因数分解:

$2^5\times 3^2\times 5^1\times 7^2\times {\mathrm{299969}}^1$

素因数の和:300004

約数の個数: 216

約数和(自身を含む): 84020997060

約数和(自身を除く): 62855184420

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 70, 72, 80, 84, 90, 96, 98, 105, 112, 120, 126, 140, 144, 147, 160, 168, 180, 196, 210, 224, 240, 245, 252, 280, 288, 294, 315, 336, 360, 392, 420, 441, 480, 490, 504, 560, 588, 630, 672, 720, 735, 784, 840, 882, 980, 1008, 1120, 1176, 1260, 1440, 1470, 1568, 1680, 1764, 1960, 2016, 2205, 2352, 2520, 2940, 3360, 3528, 3920, 4410, 4704, 5040, 5880, 7056, 7840, 8820, 10080, 11760, 14112, 17640, 23520, 35280, 70560, 299969, 599938, 899907, 1199876, 1499845, 1799814, 2099783, 2399752, 2699721, 2999690, 3599628, 4199566, 4499535, 4799504, 5399442, 5999380, 6299349, 7199256, 8399132, 8999070, 9599008, 10498915, 10798884, 11998760, 12598698, 13498605, 14398512, 14698481, 16798264, 17998140, 18898047, 20997830, 21597768, 23997520, 25197396, 26997210, 28797024, 29396962, 31496745, 33596528, 35996280, 37796094, 41995660, 43195536, 44095443, 47995040, 50394792, 53994420, 58793924, 62993490, 67193056, 71992560, 73492405, 75592188, 83991320, 86391072, 88190886, 94490235, 100789584, 107988840, 117587848, 125986980, 132286329, 143985120, 146984810, 151184376, 167982640, 176381772, 188980470, 201579168, 215977680, 220477215, 235175696, 251973960, 264572658, 293969620, 302368752, 335965280, 352763544, 377960940, 431955360, 440954430, 470351392, 503947920, 529145316, 587939240, 604737504, 661431645, 705527088, 755921880, 881908860, 1007895840, 1058290632, 1175878480, 1322863290, 1411054176, 1511843760, 1763817720, 2116581264, 2351756960, 2645726580, 3023687520, 3527635440, 4233162528, 5291453160, 7055270880, 10582906320, 21165812640]

約数ペア:

[(1, 21165812640), (2, 10582906320), (3, 7055270880), (4, 5291453160), (5, 4233162528), (6, 3527635440), (7, 3023687520), (8, 2645726580), (9, 2351756960), (10, 2116581264), (12, 1763817720), (14, 1511843760), (15, 1411054176), (16, 1322863290), (18, 1175878480), (20, 1058290632), (21, 1007895840), (24, 881908860), (28, 755921880), (30, 705527088), (32, 661431645), (35, 604737504), (36, 587939240), (40, 529145316), (42, 503947920), (45, 470351392), (48, 440954430), (49, 431955360), (56, 377960940), (60, 352763544), (63, 335965280), (70, 302368752), (72, 293969620), (80, 264572658), (84, 251973960), (90, 235175696), (96, 220477215), (98, 215977680), (105, 201579168), (112, 188980470), (120, 176381772), (126, 167982640), (140, 151184376), (144, 146984810), (147, 143985120), (160, 132286329), (168, 125986980), (180, 117587848), (196, 107988840), (210, 100789584), (224, 94490235), (240, 88190886), (245, 86391072), (252, 83991320), (280, 75592188), (288, 73492405), (294, 71992560), (315, 67193056), (336, 62993490), (360, 58793924), (392, 53994420), (420, 50394792), (441, 47995040), (480, 44095443), (490, 43195536), (504, 41995660), (560, 37796094), (588, 35996280), (630, 33596528), (672, 31496745), (720, 29396962), (735, 28797024), (784, 26997210), (840, 25197396), (882, 23997520), (980, 21597768), (1008, 20997830), (1120, 18898047), (1176, 17998140), (1260, 16798264), (1440, 14698481), (1470, 14398512), (1568, 13498605), (1680, 12598698), (1764, 11998760), (1960, 10798884), (2016, 10498915), (2205, 9599008), (2352, 8999070), (2520, 8399132), (2940, 7199256), (3360, 6299349), (3528, 5999380), (3920, 5399442), (4410, 4799504), (4704, 4499535), (5040, 4199566), (5880, 3599628), (7056, 2999690), (7840, 2699721), (8820, 2399752), (10080, 2099783), (11760, 1799814), (14112, 1499845), (17640, 1199876), (23520, 899907), (35280, 599938), (70560, 299969)]