268554780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:245

約数の個数: 288

約数和(自身を含む): 956539584

約数和(自身を除く): 687984804

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 17, 18, 20, 26, 30, 34, 36, 39, 43, 45, 51, 52, 60, 65, 68, 78, 85, 86, 90, 102, 117, 129, 130, 153, 156, 157, 170, 172, 180, 195, 204, 215, 221, 234, 255, 258, 260, 306, 314, 340, 387, 390, 430, 442, 468, 471, 510, 516, 559, 585, 612, 628, 645, 663, 731, 765, 774, 780, 785, 860, 884, 942, 1020, 1105, 1118, 1170, 1290, 1326, 1413, 1462, 1530, 1548, 1570, 1677, 1884, 1935, 1989, 2041, 2193, 2210, 2236, 2340, 2355, 2580, 2652, 2669, 2795, 2826, 2924, 3060, 3140, 3315, 3354, 3655, 3870, 3978, 4082, 4386, 4420, 4710, 5031, 5338, 5590, 5652, 6123, 6579, 6630, 6708, 6751, 7065, 7310, 7740, 7956, 8007, 8164, 8385, 8772, 9420, 9503, 9945, 10062, 10205, 10676, 10965, 11180, 12246, 13158, 13260, 13345, 13502, 14130, 14620, 16014, 16770, 18369, 19006, 19890, 20124, 20253, 20410, 21930, 24021, 24492, 25155, 26316, 26690, 27004, 28260, 28509, 30615, 32028, 32895, 33540, 33755, 34697, 36738, 38012, 39780, 40035, 40506, 40820, 43860, 47515, 48042, 50310, 53380, 57018, 60759, 61230, 65790, 67510, 69394, 73476, 80070, 81012, 85527, 87763, 91845, 95030, 96084, 100620, 101265, 104091, 114036, 114767, 120105, 121518, 122460, 131580, 135020, 138788, 142545, 160140, 171054, 173485, 175526, 183690, 190060, 202530, 208182, 229534, 240210, 243036, 263289, 285090, 303795, 312273, 342108, 344301, 346970, 351052, 367380, 405060, 416364, 427635, 438815, 459068, 480420, 520455, 526578, 570180, 573835, 607590, 624546, 688602, 693940, 789867, 855270, 877630, 1032903, 1040910, 1053156, 1147670, 1215180, 1249092, 1316445, 1377204, 1491971, 1561365, 1579734, 1710540, 1721505, 1755260, 2065806, 2081820, 2295340, 2632890, 2983942, 3122730, 3159468, 3443010, 3949335, 4131612, 4475913, 5164515, 5265780, 5967884, 6245460, 6886020, 7459855, 7898670, 8951826, 10329030, 13427739, 14919710, 15797340, 17903652, 20658060, 22379565, 26855478, 29839420, 44759130, 53710956, 67138695, 89518260, 134277390, 268554780]

約数ペア:

[(1, 268554780), (2, 134277390), (3, 89518260), (4, 67138695), (5, 53710956), (6, 44759130), (9, 29839420), (10, 26855478), (12, 22379565), (13, 20658060), (15, 17903652), (17, 15797340), (18, 14919710), (20, 13427739), (26, 10329030), (30, 8951826), (34, 7898670), (36, 7459855), (39, 6886020), (43, 6245460), (45, 5967884), (51, 5265780), (52, 5164515), (60, 4475913), (65, 4131612), (68, 3949335), (78, 3443010), (85, 3159468), (86, 3122730), (90, 2983942), (102, 2632890), (117, 2295340), (129, 2081820), (130, 2065806), (153, 1755260), (156, 1721505), (157, 1710540), (170, 1579734), (172, 1561365), (180, 1491971), (195, 1377204), (204, 1316445), (215, 1249092), (221, 1215180), (234, 1147670), (255, 1053156), (258, 1040910), (260, 1032903), (306, 877630), (314, 855270), (340, 789867), (387, 693940), (390, 688602), (430, 624546), (442, 607590), (468, 573835), (471, 570180), (510, 526578), (516, 520455), (559, 480420), (585, 459068), (612, 438815), (628, 427635), (645, 416364), (663, 405060), (731, 367380), (765, 351052), (774, 346970), (780, 344301), (785, 342108), (860, 312273), (884, 303795), (942, 285090), (1020, 263289), (1105, 243036), (1118, 240210), (1170, 229534), (1290, 208182), (1326, 202530), (1413, 190060), (1462, 183690), (1530, 175526), (1548, 173485), (1570, 171054), (1677, 160140), (1884, 142545), (1935, 138788), (1989, 135020), (2041, 131580), (2193, 122460), (2210, 121518), (2236, 120105), (2340, 114767), (2355, 114036), (2580, 104091), (2652, 101265), (2669, 100620), (2795, 96084), (2826, 95030), (2924, 91845), (3060, 87763), (3140, 85527), (3315, 81012), (3354, 80070), (3655, 73476), (3870, 69394), (3978, 67510), (4082, 65790), (4386, 61230), (4420, 60759), (4710, 57018), (5031, 53380), (5338, 50310), (5590, 48042), (5652, 47515), (6123, 43860), (6579, 40820), (6630, 40506), (6708, 40035), (6751, 39780), (7065, 38012), (7310, 36738), (7740, 34697), (7956, 33755), (8007, 33540), (8164, 32895), (8385, 32028), (8772, 30615), (9420, 28509), (9503, 28260), (9945, 27004), (10062, 26690), (10205, 26316), (10676, 25155), (10965, 24492), (11180, 24021), (12246, 21930), (13158, 20410), (13260, 20253), (13345, 20124), (13502, 19890), (14130, 19006), (14620, 18369), (16014, 16770)]