328331640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{281}}^1$

素因数の和:422

約数の個数: 256

約数和(自身を含む): 1227985920

約数和(自身を除く): 899654280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 70, 78, 84, 91, 104, 105, 107, 120, 130, 140, 156, 168, 182, 195, 210, 214, 260, 273, 280, 281, 312, 321, 364, 390, 420, 428, 455, 520, 535, 546, 562, 642, 728, 749, 780, 840, 843, 856, 910, 1070, 1092, 1124, 1284, 1365, 1391, 1405, 1498, 1560, 1605, 1686, 1820, 1967, 2140, 2184, 2247, 2248, 2568, 2730, 2782, 2810, 2996, 3210, 3372, 3640, 3653, 3745, 3934, 4173, 4215, 4280, 4494, 5460, 5564, 5620, 5901, 5992, 6420, 6744, 6955, 7306, 7490, 7868, 8346, 8430, 8988, 9737, 9835, 10920, 10959, 11128, 11235, 11240, 11802, 12840, 13910, 14612, 14980, 15736, 16692, 16860, 17976, 18265, 19474, 19670, 20865, 21918, 22470, 23604, 25571, 27820, 29211, 29224, 29505, 29960, 30067, 33384, 33720, 36530, 38948, 39340, 41730, 43836, 44940, 47208, 48685, 51142, 54795, 55640, 58422, 59010, 60134, 73060, 76713, 77896, 78680, 83460, 87672, 89880, 90201, 97370, 102284, 109590, 116844, 118020, 120268, 127855, 146055, 146120, 150335, 153426, 166920, 180402, 194740, 204568, 210469, 219180, 233688, 236040, 240536, 255710, 292110, 300670, 306852, 360804, 383565, 389480, 390871, 420938, 438360, 451005, 511420, 584220, 601340, 613704, 631407, 721608, 767130, 781742, 841876, 902010, 1022840, 1052345, 1168440, 1172613, 1202680, 1262814, 1534260, 1563484, 1683752, 1804020, 1954355, 2104690, 2345226, 2525628, 2736097, 3068520, 3126968, 3157035, 3608040, 3908710, 4209380, 4690452, 5051256, 5472194, 5863065, 6314070, 7817420, 8208291, 8418760, 9380904, 10944388, 11726130, 12628140, 13680485, 15634840, 16416582, 21888776, 23452260, 25256280, 27360970, 32833164, 41041455, 46904520, 54721940, 65666328, 82082910, 109443880, 164165820, 328331640]

約数ペア:

[(1, 328331640), (2, 164165820), (3, 109443880), (4, 82082910), (5, 65666328), (6, 54721940), (7, 46904520), (8, 41041455), (10, 32833164), (12, 27360970), (13, 25256280), (14, 23452260), (15, 21888776), (20, 16416582), (21, 15634840), (24, 13680485), (26, 12628140), (28, 11726130), (30, 10944388), (35, 9380904), (39, 8418760), (40, 8208291), (42, 7817420), (52, 6314070), (56, 5863065), (60, 5472194), (65, 5051256), (70, 4690452), (78, 4209380), (84, 3908710), (91, 3608040), (104, 3157035), (105, 3126968), (107, 3068520), (120, 2736097), (130, 2525628), (140, 2345226), (156, 2104690), (168, 1954355), (182, 1804020), (195, 1683752), (210, 1563484), (214, 1534260), (260, 1262814), (273, 1202680), (280, 1172613), (281, 1168440), (312, 1052345), (321, 1022840), (364, 902010), (390, 841876), (420, 781742), (428, 767130), (455, 721608), (520, 631407), (535, 613704), (546, 601340), (562, 584220), (642, 511420), (728, 451005), (749, 438360), (780, 420938), (840, 390871), (843, 389480), (856, 383565), (910, 360804), (1070, 306852), (1092, 300670), (1124, 292110), (1284, 255710), (1365, 240536), (1391, 236040), (1405, 233688), (1498, 219180), (1560, 210469), (1605, 204568), (1686, 194740), (1820, 180402), (1967, 166920), (2140, 153426), (2184, 150335), (2247, 146120), (2248, 146055), (2568, 127855), (2730, 120268), (2782, 118020), (2810, 116844), (2996, 109590), (3210, 102284), (3372, 97370), (3640, 90201), (3653, 89880), (3745, 87672), (3934, 83460), (4173, 78680), (4215, 77896), (4280, 76713), (4494, 73060), (5460, 60134), (5564, 59010), (5620, 58422), (5901, 55640), (5992, 54795), (6420, 51142), (6744, 48685), (6955, 47208), (7306, 44940), (7490, 43836), (7868, 41730), (8346, 39340), (8430, 38948), (8988, 36530), (9737, 33720), (9835, 33384), (10920, 30067), (10959, 29960), (11128, 29505), (11235, 29224), (11240, 29211), (11802, 27820), (12840, 25571), (13910, 23604), (14612, 22470), (14980, 21918), (15736, 20865), (16692, 19670), (16860, 19474), (17976, 18265)]