1912372020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{643}}^1$

素因数の和:743

約数の個数: 288

約数和(自身を含む): 6616157184

約数和(自身を除く): 4703785164

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 31, 36, 39, 41, 45, 52, 60, 62, 65, 78, 82, 90, 93, 117, 123, 124, 130, 155, 156, 164, 180, 186, 195, 205, 234, 246, 260, 279, 310, 369, 372, 390, 403, 410, 465, 468, 492, 533, 558, 585, 615, 620, 643, 738, 780, 806, 820, 930, 1066, 1116, 1170, 1209, 1230, 1271, 1286, 1395, 1476, 1599, 1612, 1845, 1860, 1929, 2015, 2132, 2340, 2418, 2460, 2542, 2572, 2665, 2790, 3198, 3215, 3627, 3690, 3813, 3858, 4030, 4797, 4836, 5084, 5330, 5580, 5787, 6045, 6355, 6396, 6430, 7254, 7380, 7626, 7716, 7995, 8060, 8359, 9594, 9645, 10660, 11439, 11574, 12090, 12710, 12860, 14508, 15252, 15990, 16523, 16718, 18135, 19065, 19188, 19290, 19933, 22878, 23148, 23985, 24180, 25077, 25420, 26363, 28935, 31980, 33046, 33436, 36270, 38130, 38580, 39866, 41795, 45756, 47970, 49569, 50154, 52726, 57195, 57870, 59799, 66092, 72540, 75231, 76260, 79089, 79732, 82615, 83590, 95940, 99138, 99665, 100308, 105452, 114390, 115740, 119598, 125385, 131815, 148707, 150462, 158178, 165230, 167180, 179397, 198276, 199330, 228780, 237267, 239196, 247845, 250770, 259129, 263630, 297414, 298995, 300924, 316356, 330460, 342719, 358794, 376155, 395445, 398660, 474534, 495690, 501540, 518258, 527260, 594828, 597990, 685438, 717588, 743535, 752310, 777387, 790890, 817253, 896985, 949068, 991380, 1028157, 1036516, 1186335, 1195980, 1295645, 1370876, 1487070, 1504620, 1554774, 1581780, 1634506, 1713595, 1793970, 2056314, 2332161, 2372670, 2451759, 2591290, 2974140, 3084471, 3109548, 3269012, 3427190, 3587940, 3886935, 4086265, 4112628, 4664322, 4745340, 4903518, 5140785, 5182580, 6168942, 6854380, 7355277, 7773870, 8172530, 9328644, 9807036, 10281570, 10624289, 11660805, 12258795, 12337884, 14710554, 15422355, 15547740, 16345060, 20563140, 21248578, 23321610, 24517590, 29421108, 30844710, 31872867, 36776385, 42497156, 46643220, 49035180, 53121445, 61689420, 63745734, 73552770, 95618601, 106242890, 127491468, 147105540, 159364335, 191237202, 212485780, 318728670, 382474404, 478093005, 637457340, 956186010, 1912372020]

約数ペア:

[(1, 1912372020), (2, 956186010), (3, 637457340), (4, 478093005), (5, 382474404), (6, 318728670), (9, 212485780), (10, 191237202), (12, 159364335), (13, 147105540), (15, 127491468), (18, 106242890), (20, 95618601), (26, 73552770), (30, 63745734), (31, 61689420), (36, 53121445), (39, 49035180), (41, 46643220), (45, 42497156), (52, 36776385), (60, 31872867), (62, 30844710), (65, 29421108), (78, 24517590), (82, 23321610), (90, 21248578), (93, 20563140), (117, 16345060), (123, 15547740), (124, 15422355), (130, 14710554), (155, 12337884), (156, 12258795), (164, 11660805), (180, 10624289), (186, 10281570), (195, 9807036), (205, 9328644), (234, 8172530), (246, 7773870), (260, 7355277), (279, 6854380), (310, 6168942), (369, 5182580), (372, 5140785), (390, 4903518), (403, 4745340), (410, 4664322), (465, 4112628), (468, 4086265), (492, 3886935), (533, 3587940), (558, 3427190), (585, 3269012), (615, 3109548), (620, 3084471), (643, 2974140), (738, 2591290), (780, 2451759), (806, 2372670), (820, 2332161), (930, 2056314), (1066, 1793970), (1116, 1713595), (1170, 1634506), (1209, 1581780), (1230, 1554774), (1271, 1504620), (1286, 1487070), (1395, 1370876), (1476, 1295645), (1599, 1195980), (1612, 1186335), (1845, 1036516), (1860, 1028157), (1929, 991380), (2015, 949068), (2132, 896985), (2340, 817253), (2418, 790890), (2460, 777387), (2542, 752310), (2572, 743535), (2665, 717588), (2790, 685438), (3198, 597990), (3215, 594828), (3627, 527260), (3690, 518258), (3813, 501540), (3858, 495690), (4030, 474534), (4797, 398660), (4836, 395445), (5084, 376155), (5330, 358794), (5580, 342719), (5787, 330460), (6045, 316356), (6355, 300924), (6396, 298995), (6430, 297414), (7254, 263630), (7380, 259129), (7626, 250770), (7716, 247845), (7995, 239196), (8060, 237267), (8359, 228780), (9594, 199330), (9645, 198276), (10660, 179397), (11439, 167180), (11574, 165230), (12090, 158178), (12710, 150462), (12860, 148707), (14508, 131815), (15252, 125385), (15990, 119598), (16523, 115740), (16718, 114390), (18135, 105452), (19065, 100308), (19188, 99665), (19290, 99138), (19933, 95940), (22878, 83590), (23148, 82615), (23985, 79732), (24180, 79089), (25077, 76260), (25420, 75231), (26363, 72540), (28935, 66092), (31980, 59799), (33046, 57870), (33436, 57195), (36270, 52726), (38130, 50154), (38580, 49569), (39866, 47970), (41795, 45756)]