381111120

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2143}}^1$

素因数の和:2194

約数の個数: 240

約数和(自身を含む): 1451573760

約数和(自身を除く): 1070462640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 19, 20, 24, 26, 30, 36, 38, 39, 40, 45, 48, 52, 57, 60, 65, 72, 76, 78, 80, 90, 95, 104, 114, 117, 120, 130, 144, 152, 156, 171, 180, 190, 195, 208, 228, 234, 240, 247, 260, 285, 304, 312, 342, 360, 380, 390, 456, 468, 494, 520, 570, 585, 624, 684, 720, 741, 760, 780, 855, 912, 936, 988, 1040, 1140, 1170, 1235, 1368, 1482, 1520, 1560, 1710, 1872, 1976, 2143, 2223, 2280, 2340, 2470, 2736, 2964, 3120, 3420, 3705, 3952, 4286, 4446, 4560, 4680, 4940, 5928, 6429, 6840, 7410, 8572, 8892, 9360, 9880, 10715, 11115, 11856, 12858, 13680, 14820, 17144, 17784, 19287, 19760, 21430, 22230, 25716, 27859, 29640, 32145, 34288, 35568, 38574, 40717, 42860, 44460, 51432, 55718, 59280, 64290, 77148, 81434, 83577, 85720, 88920, 96435, 102864, 111436, 122151, 128580, 139295, 154296, 162868, 167154, 171440, 177840, 192870, 203585, 222872, 244302, 250731, 257160, 278590, 308592, 325736, 334308, 366453, 385740, 407170, 417885, 445744, 488604, 501462, 514320, 529321, 557180, 610755, 651472, 668616, 732906, 771480, 814340, 835770, 977208, 1002924, 1058642, 1114360, 1221510, 1253655, 1337232, 1465812, 1542960, 1587963, 1628680, 1671540, 1832265, 1954416, 2005848, 2117284, 2228720, 2443020, 2507310, 2646605, 2931624, 3175926, 3257360, 3343080, 3664530, 4011696, 4234568, 4763889, 4886040, 5014620, 5293210, 5863248, 6351852, 6686160, 7329060, 7939815, 8469136, 9527778, 9772080, 10029240, 10586420, 12703704, 14658120, 15879630, 19055556, 20058480, 21172840, 23819445, 25407408, 29316240, 31759260, 38111112, 42345680, 47638890, 63518520, 76222224, 95277780, 127037040, 190555560, 381111120]

約数ペア:

[(1, 381111120), (2, 190555560), (3, 127037040), (4, 95277780), (5, 76222224), (6, 63518520), (8, 47638890), (9, 42345680), (10, 38111112), (12, 31759260), (13, 29316240), (15, 25407408), (16, 23819445), (18, 21172840), (19, 20058480), (20, 19055556), (24, 15879630), (26, 14658120), (30, 12703704), (36, 10586420), (38, 10029240), (39, 9772080), (40, 9527778), (45, 8469136), (48, 7939815), (52, 7329060), (57, 6686160), (60, 6351852), (65, 5863248), (72, 5293210), (76, 5014620), (78, 4886040), (80, 4763889), (90, 4234568), (95, 4011696), (104, 3664530), (114, 3343080), (117, 3257360), (120, 3175926), (130, 2931624), (144, 2646605), (152, 2507310), (156, 2443020), (171, 2228720), (180, 2117284), (190, 2005848), (195, 1954416), (208, 1832265), (228, 1671540), (234, 1628680), (240, 1587963), (247, 1542960), (260, 1465812), (285, 1337232), (304, 1253655), (312, 1221510), (342, 1114360), (360, 1058642), (380, 1002924), (390, 977208), (456, 835770), (468, 814340), (494, 771480), (520, 732906), (570, 668616), (585, 651472), (624, 610755), (684, 557180), (720, 529321), (741, 514320), (760, 501462), (780, 488604), (855, 445744), (912, 417885), (936, 407170), (988, 385740), (1040, 366453), (1140, 334308), (1170, 325736), (1235, 308592), (1368, 278590), (1482, 257160), (1520, 250731), (1560, 244302), (1710, 222872), (1872, 203585), (1976, 192870), (2143, 177840), (2223, 171440), (2280, 167154), (2340, 162868), (2470, 154296), (2736, 139295), (2964, 128580), (3120, 122151), (3420, 111436), (3705, 102864), (3952, 96435), (4286, 88920), (4446, 85720), (4560, 83577), (4680, 81434), (4940, 77148), (5928, 64290), (6429, 59280), (6840, 55718), (7410, 51432), (8572, 44460), (8892, 42860), (9360, 40717), (9880, 38574), (10715, 35568), (11115, 34288), (11856, 32145), (12858, 29640), (13680, 27859), (14820, 25716), (17144, 22230), (17784, 21430), (19287, 19760)]