645579720

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{10487}}^1$

素因数の和:10529

約数の個数: 160

約数和(自身を含む): 2284286400

約数和(自身を除く): 1638706680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 54, 57, 60, 72, 76, 81, 90, 95, 108, 114, 120, 135, 152, 162, 171, 180, 190, 216, 228, 270, 285, 324, 342, 360, 380, 405, 456, 513, 540, 570, 648, 684, 760, 810, 855, 1026, 1080, 1140, 1368, 1539, 1620, 1710, 2052, 2280, 2565, 3078, 3240, 3420, 4104, 5130, 6156, 6840, 7695, 10260, 10487, 12312, 15390, 20520, 20974, 30780, 31461, 41948, 52435, 61560, 62922, 83896, 94383, 104870, 125844, 157305, 188766, 199253, 209740, 251688, 283149, 314610, 377532, 398506, 419480, 471915, 566298, 597759, 629220, 755064, 797012, 849447, 943830, 996265, 1132596, 1195518, 1258440, 1415745, 1594024, 1698894, 1793277, 1887660, 1992530, 2265192, 2391036, 2831490, 2988795, 3397788, 3586554, 3775320, 3985060, 4247235, 4782072, 5379831, 5662980, 5977590, 6795576, 7173108, 7970120, 8494470, 8966385, 10759662, 11325960, 11955180, 14346216, 16139493, 16988940, 17932770, 21519324, 23910360, 26899155, 32278986, 33977880, 35865540, 43038648, 53798310, 64557972, 71731080, 80697465, 107596620, 129115944, 161394930, 215193240, 322789860, 645579720]

約数ペア:

[(1, 645579720), (2, 322789860), (3, 215193240), (4, 161394930), (5, 129115944), (6, 107596620), (8, 80697465), (9, 71731080), (10, 64557972), (12, 53798310), (15, 43038648), (18, 35865540), (19, 33977880), (20, 32278986), (24, 26899155), (27, 23910360), (30, 21519324), (36, 17932770), (38, 16988940), (40, 16139493), (45, 14346216), (54, 11955180), (57, 11325960), (60, 10759662), (72, 8966385), (76, 8494470), (81, 7970120), (90, 7173108), (95, 6795576), (108, 5977590), (114, 5662980), (120, 5379831), (135, 4782072), (152, 4247235), (162, 3985060), (171, 3775320), (180, 3586554), (190, 3397788), (216, 2988795), (228, 2831490), (270, 2391036), (285, 2265192), (324, 1992530), (342, 1887660), (360, 1793277), (380, 1698894), (405, 1594024), (456, 1415745), (513, 1258440), (540, 1195518), (570, 1132596), (648, 996265), (684, 943830), (760, 849447), (810, 797012), (855, 755064), (1026, 629220), (1080, 597759), (1140, 566298), (1368, 471915), (1539, 419480), (1620, 398506), (1710, 377532), (2052, 314610), (2280, 283149), (2565, 251688), (3078, 209740), (3240, 199253), (3420, 188766), (4104, 157305), (5130, 125844), (6156, 104870), (6840, 94383), (7695, 83896), (10260, 62922), (10487, 61560), (12312, 52435), (15390, 41948), (20520, 31461), (20974, 30780)]