64331820

素因数分解:

$2^2\times 3^5\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:123

約数の個数: 288

約数和(自身を含む): 242651136

約数和(自身を除く): 178319316

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 31, 35, 36, 42, 45, 54, 60, 61, 62, 63, 70, 81, 84, 90, 93, 105, 108, 122, 124, 126, 135, 140, 155, 162, 180, 183, 186, 189, 210, 217, 243, 244, 252, 270, 279, 305, 310, 315, 324, 366, 372, 378, 405, 420, 427, 434, 465, 486, 540, 549, 558, 567, 610, 620, 630, 651, 732, 756, 810, 837, 854, 868, 915, 930, 945, 972, 1085, 1098, 1116, 1134, 1215, 1220, 1260, 1281, 1302, 1395, 1620, 1647, 1674, 1701, 1708, 1830, 1860, 1890, 1891, 1953, 2135, 2170, 2196, 2268, 2430, 2511, 2562, 2604, 2745, 2790, 2835, 3255, 3294, 3348, 3402, 3660, 3780, 3782, 3843, 3906, 4185, 4270, 4340, 4860, 4941, 5022, 5124, 5490, 5580, 5670, 5673, 5859, 6405, 6510, 6588, 6804, 7533, 7564, 7686, 7812, 8235, 8370, 8505, 8540, 9455, 9765, 9882, 10044, 10980, 11340, 11346, 11529, 11718, 12555, 12810, 13020, 13237, 14823, 15066, 15372, 16470, 16740, 17010, 17019, 17577, 18910, 19215, 19530, 19764, 22692, 23058, 23436, 24705, 25110, 25620, 26474, 28365, 29295, 29646, 30132, 32940, 34020, 34038, 34587, 35154, 37665, 37820, 38430, 39060, 39711, 46116, 49410, 50220, 51057, 52731, 52948, 56730, 57645, 58590, 59292, 66185, 68076, 69174, 70308, 74115, 75330, 76860, 79422, 85095, 87885, 98820, 102114, 103761, 105462, 113460, 115290, 117180, 119133, 132370, 138348, 148230, 150660, 153171, 158844, 170190, 172935, 175770, 198555, 204228, 207522, 210924, 230580, 238266, 255285, 263655, 264740, 296460, 306342, 340380, 345870, 351540, 357399, 397110, 415044, 459513, 476532, 510570, 518805, 527310, 595665, 612684, 691740, 714798, 765855, 794220, 919026, 1021140, 1037610, 1054620, 1072197, 1191330, 1429596, 1531710, 1786995, 1838052, 2075220, 2144394, 2297565, 2382660, 3063420, 3216591, 3573990, 4288788, 4595130, 5360985, 6433182, 7147980, 9190260, 10721970, 12866364, 16082955, 21443940, 32165910, 64331820]

約数ペア:

[(1, 64331820), (2, 32165910), (3, 21443940), (4, 16082955), (5, 12866364), (6, 10721970), (7, 9190260), (9, 7147980), (10, 6433182), (12, 5360985), (14, 4595130), (15, 4288788), (18, 3573990), (20, 3216591), (21, 3063420), (27, 2382660), (28, 2297565), (30, 2144394), (31, 2075220), (35, 1838052), (36, 1786995), (42, 1531710), (45, 1429596), (54, 1191330), (60, 1072197), (61, 1054620), (62, 1037610), (63, 1021140), (70, 919026), (81, 794220), (84, 765855), (90, 714798), (93, 691740), (105, 612684), (108, 595665), (122, 527310), (124, 518805), (126, 510570), (135, 476532), (140, 459513), (155, 415044), (162, 397110), (180, 357399), (183, 351540), (186, 345870), (189, 340380), (210, 306342), (217, 296460), (243, 264740), (244, 263655), (252, 255285), (270, 238266), (279, 230580), (305, 210924), (310, 207522), (315, 204228), (324, 198555), (366, 175770), (372, 172935), (378, 170190), (405, 158844), (420, 153171), (427, 150660), (434, 148230), (465, 138348), (486, 132370), (540, 119133), (549, 117180), (558, 115290), (567, 113460), (610, 105462), (620, 103761), (630, 102114), (651, 98820), (732, 87885), (756, 85095), (810, 79422), (837, 76860), (854, 75330), (868, 74115), (915, 70308), (930, 69174), (945, 68076), (972, 66185), (1085, 59292), (1098, 58590), (1116, 57645), (1134, 56730), (1215, 52948), (1220, 52731), (1260, 51057), (1281, 50220), (1302, 49410), (1395, 46116), (1620, 39711), (1647, 39060), (1674, 38430), (1701, 37820), (1708, 37665), (1830, 35154), (1860, 34587), (1890, 34038), (1891, 34020), (1953, 32940), (2135, 30132), (2170, 29646), (2196, 29295), (2268, 28365), (2430, 26474), (2511, 25620), (2562, 25110), (2604, 24705), (2745, 23436), (2790, 23058), (2835, 22692), (3255, 19764), (3294, 19530), (3348, 19215), (3402, 18910), (3660, 17577), (3780, 17019), (3782, 17010), (3843, 16740), (3906, 16470), (4185, 15372), (4270, 15066), (4340, 14823), (4860, 13237), (4941, 13020), (5022, 12810), (5124, 12555), (5490, 11718), (5580, 11529), (5670, 11346), (5673, 11340), (5859, 10980), (6405, 10044), (6510, 9882), (6588, 9765), (6804, 9455), (7533, 8540), (7564, 8505), (7686, 8370), (7812, 8235)]