81252360

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1697}}^1$

素因数の和:1740

約数の個数: 192

約数和(自身を含む): 317865600

約数和(自身を除く): 236613240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 19, 20, 21, 24, 28, 30, 35, 36, 38, 40, 42, 45, 56, 57, 60, 63, 70, 72, 76, 84, 90, 95, 105, 114, 120, 126, 133, 140, 152, 168, 171, 180, 190, 210, 228, 252, 266, 280, 285, 315, 342, 360, 380, 399, 420, 456, 504, 532, 570, 630, 665, 684, 760, 798, 840, 855, 1064, 1140, 1197, 1260, 1330, 1368, 1596, 1697, 1710, 1995, 2280, 2394, 2520, 2660, 3192, 3394, 3420, 3990, 4788, 5091, 5320, 5985, 6788, 6840, 7980, 8485, 9576, 10182, 11879, 11970, 13576, 15273, 15960, 16970, 20364, 23758, 23940, 25455, 30546, 32243, 33940, 35637, 40728, 47516, 47880, 50910, 59395, 61092, 64486, 67880, 71274, 76365, 95032, 96729, 101820, 106911, 118790, 122184, 128972, 142548, 152730, 161215, 178185, 193458, 203640, 213822, 225701, 237580, 257944, 285096, 290187, 305460, 322430, 356370, 386916, 427644, 451402, 475160, 483645, 534555, 580374, 610920, 644860, 677103, 712740, 773832, 855288, 902804, 967290, 1069110, 1128505, 1160748, 1289720, 1354206, 1425480, 1450935, 1805608, 1934580, 2031309, 2138220, 2257010, 2321496, 2708412, 2901870, 3385515, 3869160, 4062618, 4276440, 4514020, 5416824, 5803740, 6771030, 8125236, 9028040, 10156545, 11607480, 13542060, 16250472, 20313090, 27084120, 40626180, 81252360]

約数ペア:

[(1, 81252360), (2, 40626180), (3, 27084120), (4, 20313090), (5, 16250472), (6, 13542060), (7, 11607480), (8, 10156545), (9, 9028040), (10, 8125236), (12, 6771030), (14, 5803740), (15, 5416824), (18, 4514020), (19, 4276440), (20, 4062618), (21, 3869160), (24, 3385515), (28, 2901870), (30, 2708412), (35, 2321496), (36, 2257010), (38, 2138220), (40, 2031309), (42, 1934580), (45, 1805608), (56, 1450935), (57, 1425480), (60, 1354206), (63, 1289720), (70, 1160748), (72, 1128505), (76, 1069110), (84, 967290), (90, 902804), (95, 855288), (105, 773832), (114, 712740), (120, 677103), (126, 644860), (133, 610920), (140, 580374), (152, 534555), (168, 483645), (171, 475160), (180, 451402), (190, 427644), (210, 386916), (228, 356370), (252, 322430), (266, 305460), (280, 290187), (285, 285096), (315, 257944), (342, 237580), (360, 225701), (380, 213822), (399, 203640), (420, 193458), (456, 178185), (504, 161215), (532, 152730), (570, 142548), (630, 128972), (665, 122184), (684, 118790), (760, 106911), (798, 101820), (840, 96729), (855, 95032), (1064, 76365), (1140, 71274), (1197, 67880), (1260, 64486), (1330, 61092), (1368, 59395), (1596, 50910), (1697, 47880), (1710, 47516), (1995, 40728), (2280, 35637), (2394, 33940), (2520, 32243), (2660, 30546), (3192, 25455), (3394, 23940), (3420, 23758), (3990, 20364), (4788, 16970), (5091, 15960), (5320, 15273), (5985, 13576), (6788, 11970), (6840, 11879), (7980, 10182), (8485, 9576)]