289094520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{991}}^1$

素因数の和:1046

約数の個数: 256

約数和(自身を含む): 1079930880

約数和(自身を除く): 790836360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 17, 20, 22, 24, 26, 30, 33, 34, 39, 40, 44, 51, 52, 55, 60, 65, 66, 68, 78, 85, 88, 102, 104, 110, 120, 130, 132, 136, 143, 156, 165, 170, 187, 195, 204, 220, 221, 255, 260, 264, 286, 312, 330, 340, 374, 390, 408, 429, 440, 442, 510, 520, 561, 572, 660, 663, 680, 715, 748, 780, 858, 884, 935, 991, 1020, 1105, 1122, 1144, 1320, 1326, 1430, 1496, 1560, 1716, 1768, 1870, 1982, 2040, 2145, 2210, 2244, 2431, 2652, 2805, 2860, 2973, 3315, 3432, 3740, 3964, 4290, 4420, 4488, 4862, 4955, 5304, 5610, 5720, 5946, 6630, 7293, 7480, 7928, 8580, 8840, 9724, 9910, 10901, 11220, 11892, 12155, 12883, 13260, 14586, 14865, 16847, 17160, 19448, 19820, 21802, 22440, 23784, 24310, 25766, 26520, 29172, 29730, 32703, 33694, 36465, 38649, 39640, 43604, 48620, 50541, 51532, 54505, 58344, 59460, 64415, 65406, 67388, 72930, 77298, 84235, 87208, 97240, 101082, 103064, 109010, 118920, 128830, 130812, 134776, 141713, 145860, 154596, 163515, 168470, 185317, 193245, 202164, 218020, 219011, 252705, 257660, 261624, 283426, 291720, 309192, 327030, 336940, 370634, 386490, 404328, 425139, 436040, 438022, 505410, 515320, 555951, 566852, 654060, 657033, 673880, 708565, 741268, 772980, 850278, 876044, 926585, 1010820, 1095055, 1111902, 1133704, 1308120, 1314066, 1417130, 1482536, 1545960, 1700556, 1752088, 1853170, 2021640, 2125695, 2190110, 2223804, 2409121, 2628132, 2779755, 2834260, 3285165, 3401112, 3706340, 4251390, 4380220, 4447608, 4818242, 5256264, 5559510, 5668520, 6570330, 7227363, 7412680, 8502780, 8760440, 9636484, 11119020, 12045605, 13140660, 14454726, 17005560, 19272968, 22238040, 24091210, 26281320, 28909452, 36136815, 48182420, 57818904, 72273630, 96364840, 144547260, 289094520]

約数ペア:

[(1, 289094520), (2, 144547260), (3, 96364840), (4, 72273630), (5, 57818904), (6, 48182420), (8, 36136815), (10, 28909452), (11, 26281320), (12, 24091210), (13, 22238040), (15, 19272968), (17, 17005560), (20, 14454726), (22, 13140660), (24, 12045605), (26, 11119020), (30, 9636484), (33, 8760440), (34, 8502780), (39, 7412680), (40, 7227363), (44, 6570330), (51, 5668520), (52, 5559510), (55, 5256264), (60, 4818242), (65, 4447608), (66, 4380220), (68, 4251390), (78, 3706340), (85, 3401112), (88, 3285165), (102, 2834260), (104, 2779755), (110, 2628132), (120, 2409121), (130, 2223804), (132, 2190110), (136, 2125695), (143, 2021640), (156, 1853170), (165, 1752088), (170, 1700556), (187, 1545960), (195, 1482536), (204, 1417130), (220, 1314066), (221, 1308120), (255, 1133704), (260, 1111902), (264, 1095055), (286, 1010820), (312, 926585), (330, 876044), (340, 850278), (374, 772980), (390, 741268), (408, 708565), (429, 673880), (440, 657033), (442, 654060), (510, 566852), (520, 555951), (561, 515320), (572, 505410), (660, 438022), (663, 436040), (680, 425139), (715, 404328), (748, 386490), (780, 370634), (858, 336940), (884, 327030), (935, 309192), (991, 291720), (1020, 283426), (1105, 261624), (1122, 257660), (1144, 252705), (1320, 219011), (1326, 218020), (1430, 202164), (1496, 193245), (1560, 185317), (1716, 168470), (1768, 163515), (1870, 154596), (1982, 145860), (2040, 141713), (2145, 134776), (2210, 130812), (2244, 128830), (2431, 118920), (2652, 109010), (2805, 103064), (2860, 101082), (2973, 97240), (3315, 87208), (3432, 84235), (3740, 77298), (3964, 72930), (4290, 67388), (4420, 65406), (4488, 64415), (4862, 59460), (4955, 58344), (5304, 54505), (5610, 51532), (5720, 50541), (5946, 48620), (6630, 43604), (7293, 39640), (7480, 38649), (7928, 36465), (8580, 33694), (8840, 32703), (9724, 29730), (9910, 29172), (10901, 26520), (11220, 25766), (11892, 24310), (12155, 23784), (12883, 22440), (13260, 21802), (14586, 19820), (14865, 19448), (16847, 17160)]