64792980

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{281}}^1$

素因数の和:367

約数の個数: 192

約数和(自身を含む): 234984960

約数和(自身を除く): 170191980

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 61, 63, 70, 84, 90, 105, 108, 122, 126, 135, 140, 180, 183, 189, 210, 244, 252, 270, 281, 305, 315, 366, 378, 420, 427, 540, 549, 562, 610, 630, 732, 756, 843, 854, 915, 945, 1098, 1124, 1220, 1260, 1281, 1405, 1647, 1686, 1708, 1830, 1890, 1967, 2135, 2196, 2529, 2562, 2745, 2810, 3294, 3372, 3660, 3780, 3843, 3934, 4215, 4270, 5058, 5124, 5490, 5620, 5901, 6405, 6588, 7587, 7686, 7868, 8235, 8430, 8540, 9835, 10116, 10980, 11529, 11802, 12645, 12810, 15174, 15372, 16470, 16860, 17141, 17703, 19215, 19670, 23058, 23604, 25290, 25620, 29505, 30348, 32940, 34282, 35406, 37935, 38430, 39340, 46116, 50580, 51423, 53109, 57645, 59010, 68564, 70812, 75870, 76860, 85705, 88515, 102846, 106218, 115290, 118020, 119987, 151740, 154269, 171410, 177030, 205692, 212436, 230580, 239974, 257115, 265545, 308538, 342820, 354060, 359961, 462807, 479948, 514230, 531090, 599935, 617076, 719922, 771345, 925614, 1028460, 1062180, 1079883, 1199870, 1439844, 1542690, 1799805, 1851228, 2159766, 2314035, 2399740, 3085380, 3239649, 3599610, 4319532, 4628070, 5399415, 6479298, 7199220, 9256140, 10798830, 12958596, 16198245, 21597660, 32396490, 64792980]

約数ペア:

[(1, 64792980), (2, 32396490), (3, 21597660), (4, 16198245), (5, 12958596), (6, 10798830), (7, 9256140), (9, 7199220), (10, 6479298), (12, 5399415), (14, 4628070), (15, 4319532), (18, 3599610), (20, 3239649), (21, 3085380), (27, 2399740), (28, 2314035), (30, 2159766), (35, 1851228), (36, 1799805), (42, 1542690), (45, 1439844), (54, 1199870), (60, 1079883), (61, 1062180), (63, 1028460), (70, 925614), (84, 771345), (90, 719922), (105, 617076), (108, 599935), (122, 531090), (126, 514230), (135, 479948), (140, 462807), (180, 359961), (183, 354060), (189, 342820), (210, 308538), (244, 265545), (252, 257115), (270, 239974), (281, 230580), (305, 212436), (315, 205692), (366, 177030), (378, 171410), (420, 154269), (427, 151740), (540, 119987), (549, 118020), (562, 115290), (610, 106218), (630, 102846), (732, 88515), (756, 85705), (843, 76860), (854, 75870), (915, 70812), (945, 68564), (1098, 59010), (1124, 57645), (1220, 53109), (1260, 51423), (1281, 50580), (1405, 46116), (1647, 39340), (1686, 38430), (1708, 37935), (1830, 35406), (1890, 34282), (1967, 32940), (2135, 30348), (2196, 29505), (2529, 25620), (2562, 25290), (2745, 23604), (2810, 23058), (3294, 19670), (3372, 19215), (3660, 17703), (3780, 17141), (3843, 16860), (3934, 16470), (4215, 15372), (4270, 15174), (5058, 12810), (5124, 12645), (5490, 11802), (5620, 11529), (5901, 10980), (6405, 10116), (6588, 9835), (7587, 8540), (7686, 8430), (7868, 8235)]