211294440

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1471}}^1$

素因数の和:1517

約数の個数: 256

約数和(自身を含む): 847872000

約数和(自身を除く): 636577560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 19, 20, 21, 24, 27, 28, 30, 35, 36, 38, 40, 42, 45, 54, 56, 57, 60, 63, 70, 72, 76, 84, 90, 95, 105, 108, 114, 120, 126, 133, 135, 140, 152, 168, 171, 180, 189, 190, 210, 216, 228, 252, 266, 270, 280, 285, 315, 342, 360, 378, 380, 399, 420, 456, 504, 513, 532, 540, 570, 630, 665, 684, 756, 760, 798, 840, 855, 945, 1026, 1064, 1080, 1140, 1197, 1260, 1330, 1368, 1471, 1512, 1596, 1710, 1890, 1995, 2052, 2280, 2394, 2520, 2565, 2660, 2942, 3192, 3420, 3591, 3780, 3990, 4104, 4413, 4788, 5130, 5320, 5884, 5985, 6840, 7182, 7355, 7560, 7980, 8826, 9576, 10260, 10297, 11768, 11970, 13239, 14364, 14710, 15960, 17652, 17955, 20520, 20594, 22065, 23940, 26478, 27949, 28728, 29420, 30891, 35304, 35910, 39717, 41188, 44130, 47880, 51485, 52956, 55898, 58840, 61782, 66195, 71820, 79434, 82376, 83847, 88260, 92673, 102970, 105912, 111796, 123564, 132390, 139745, 143640, 154455, 158868, 167694, 176520, 185346, 195643, 198585, 205940, 223592, 247128, 251541, 264780, 278019, 279490, 308910, 317736, 335388, 370692, 391286, 397170, 411880, 419235, 463365, 503082, 529560, 556038, 558980, 586929, 617820, 670776, 741384, 754623, 782572, 794340, 838470, 926730, 978215, 1006164, 1112076, 1117960, 1173858, 1235640, 1257705, 1390095, 1509246, 1565144, 1588680, 1676940, 1760787, 1853460, 1956430, 2012328, 2224152, 2347716, 2515410, 2780190, 2934645, 3018492, 3353880, 3521574, 3706920, 3773115, 3912860, 4695432, 5030820, 5282361, 5560380, 5869290, 6036984, 7043148, 7546230, 7825720, 8803935, 10061640, 10564722, 11120760, 11738580, 14086296, 15092460, 17607870, 21129444, 23477160, 26411805, 30184920, 35215740, 42258888, 52823610, 70431480, 105647220, 211294440]

約数ペア:

[(1, 211294440), (2, 105647220), (3, 70431480), (4, 52823610), (5, 42258888), (6, 35215740), (7, 30184920), (8, 26411805), (9, 23477160), (10, 21129444), (12, 17607870), (14, 15092460), (15, 14086296), (18, 11738580), (19, 11120760), (20, 10564722), (21, 10061640), (24, 8803935), (27, 7825720), (28, 7546230), (30, 7043148), (35, 6036984), (36, 5869290), (38, 5560380), (40, 5282361), (42, 5030820), (45, 4695432), (54, 3912860), (56, 3773115), (57, 3706920), (60, 3521574), (63, 3353880), (70, 3018492), (72, 2934645), (76, 2780190), (84, 2515410), (90, 2347716), (95, 2224152), (105, 2012328), (108, 1956430), (114, 1853460), (120, 1760787), (126, 1676940), (133, 1588680), (135, 1565144), (140, 1509246), (152, 1390095), (168, 1257705), (171, 1235640), (180, 1173858), (189, 1117960), (190, 1112076), (210, 1006164), (216, 978215), (228, 926730), (252, 838470), (266, 794340), (270, 782572), (280, 754623), (285, 741384), (315, 670776), (342, 617820), (360, 586929), (378, 558980), (380, 556038), (399, 529560), (420, 503082), (456, 463365), (504, 419235), (513, 411880), (532, 397170), (540, 391286), (570, 370692), (630, 335388), (665, 317736), (684, 308910), (756, 279490), (760, 278019), (798, 264780), (840, 251541), (855, 247128), (945, 223592), (1026, 205940), (1064, 198585), (1080, 195643), (1140, 185346), (1197, 176520), (1260, 167694), (1330, 158868), (1368, 154455), (1471, 143640), (1512, 139745), (1596, 132390), (1710, 123564), (1890, 111796), (1995, 105912), (2052, 102970), (2280, 92673), (2394, 88260), (2520, 83847), (2565, 82376), (2660, 79434), (2942, 71820), (3192, 66195), (3420, 61782), (3591, 58840), (3780, 55898), (3990, 52956), (4104, 51485), (4413, 47880), (4788, 44130), (5130, 41188), (5320, 39717), (5884, 35910), (5985, 35304), (6840, 30891), (7182, 29420), (7355, 28728), (7560, 27949), (7980, 26478), (8826, 23940), (9576, 22065), (10260, 20594), (10297, 20520), (11768, 17955), (11970, 17652), (13239, 15960), (14364, 14710)]