404336520

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{281}}^1\times {\mathrm{571}}^1$

素因数の和:876

約数の個数: 192

約数和(自身を含む): 1509805440

約数和(自身を除く): 1105468920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 281, 315, 360, 420, 504, 562, 571, 630, 840, 843, 1124, 1142, 1260, 1405, 1686, 1713, 1967, 2248, 2284, 2520, 2529, 2810, 2855, 3372, 3426, 3934, 3997, 4215, 4568, 5058, 5139, 5620, 5710, 5901, 6744, 6852, 7868, 7994, 8430, 8565, 9835, 10116, 10278, 11240, 11420, 11802, 11991, 12645, 13704, 15736, 15988, 16860, 17130, 17703, 19670, 19985, 20232, 20556, 22840, 23604, 23982, 25290, 25695, 29505, 31976, 33720, 34260, 35406, 35973, 39340, 39970, 41112, 47208, 47964, 50580, 51390, 59010, 59955, 68520, 70812, 71946, 78680, 79940, 88515, 95928, 101160, 102780, 118020, 119910, 141624, 143892, 159880, 160451, 177030, 179865, 205560, 236040, 239820, 287784, 320902, 354060, 359730, 479640, 481353, 641804, 708120, 719460, 802255, 962706, 1123157, 1283608, 1438920, 1444059, 1604510, 1925412, 2246314, 2406765, 2888118, 3209020, 3369471, 3850824, 4492628, 4813530, 5615785, 5776236, 6418040, 6738942, 7220295, 8985256, 9627060, 10108413, 11231570, 11552472, 13477884, 14440590, 16847355, 19254120, 20216826, 22463140, 26955768, 28881180, 33694710, 40433652, 44926280, 50542065, 57762360, 67389420, 80867304, 101084130, 134778840, 202168260, 404336520]

約数ペア:

[(1, 404336520), (2, 202168260), (3, 134778840), (4, 101084130), (5, 80867304), (6, 67389420), (7, 57762360), (8, 50542065), (9, 44926280), (10, 40433652), (12, 33694710), (14, 28881180), (15, 26955768), (18, 22463140), (20, 20216826), (21, 19254120), (24, 16847355), (28, 14440590), (30, 13477884), (35, 11552472), (36, 11231570), (40, 10108413), (42, 9627060), (45, 8985256), (56, 7220295), (60, 6738942), (63, 6418040), (70, 5776236), (72, 5615785), (84, 4813530), (90, 4492628), (105, 3850824), (120, 3369471), (126, 3209020), (140, 2888118), (168, 2406765), (180, 2246314), (210, 1925412), (252, 1604510), (280, 1444059), (281, 1438920), (315, 1283608), (360, 1123157), (420, 962706), (504, 802255), (562, 719460), (571, 708120), (630, 641804), (840, 481353), (843, 479640), (1124, 359730), (1142, 354060), (1260, 320902), (1405, 287784), (1686, 239820), (1713, 236040), (1967, 205560), (2248, 179865), (2284, 177030), (2520, 160451), (2529, 159880), (2810, 143892), (2855, 141624), (3372, 119910), (3426, 118020), (3934, 102780), (3997, 101160), (4215, 95928), (4568, 88515), (5058, 79940), (5139, 78680), (5620, 71946), (5710, 70812), (5901, 68520), (6744, 59955), (6852, 59010), (7868, 51390), (7994, 50580), (8430, 47964), (8565, 47208), (9835, 41112), (10116, 39970), (10278, 39340), (11240, 35973), (11420, 35406), (11802, 34260), (11991, 33720), (12645, 31976), (13704, 29505), (15736, 25695), (15988, 25290), (16860, 23982), (17130, 23604), (17703, 22840), (19670, 20556), (19985, 20232)]