78612120

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1277}}^1$

素因数の和:1319

約数の個数: 160

約数和(自身を含む): 278348400

約数和(自身を除く): 199736280

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, 1277, 1368, 1539, 1620, 1710, 2052, 2280, 2554, 2565, 3078, 3240, 3420, 3831, 4104, 5108, 5130, 6156, 6385, 6840, 7662, 7695, 10216, 10260, 11493, 12312, 12770, 15324, 15390, 19155, 20520, 22986, 24263, 25540, 30648, 30780, 34479, 38310, 45972, 48526, 51080, 57465, 61560, 68958, 72789, 76620, 91944, 97052, 103437, 114930, 121315, 137916, 145578, 153240, 172395, 194104, 206874, 218367, 229860, 242630, 275832, 291156, 344790, 363945, 413748, 436734, 459720, 485260, 517185, 582312, 655101, 689580, 727890, 827496, 873468, 970520, 1034370, 1091835, 1310202, 1379160, 1455780, 1746936, 1965303, 2068740, 2183670, 2620404, 2911560, 3275505, 3930606, 4137480, 4367340, 5240808, 6551010, 7861212, 8734680, 9826515, 13102020, 15722424, 19653030, 26204040, 39306060, 78612120]

約数ペア:

[(1, 78612120), (2, 39306060), (3, 26204040), (4, 19653030), (5, 15722424), (6, 13102020), (8, 9826515), (9, 8734680), (10, 7861212), (12, 6551010), (15, 5240808), (18, 4367340), (19, 4137480), (20, 3930606), (24, 3275505), (27, 2911560), (30, 2620404), (36, 2183670), (38, 2068740), (40, 1965303), (45, 1746936), (54, 1455780), (57, 1379160), (60, 1310202), (72, 1091835), (76, 1034370), (81, 970520), (90, 873468), (95, 827496), (108, 727890), (114, 689580), (120, 655101), (135, 582312), (152, 517185), (162, 485260), (171, 459720), (180, 436734), (190, 413748), (216, 363945), (228, 344790), (270, 291156), (285, 275832), (324, 242630), (342, 229860), (360, 218367), (380, 206874), (405, 194104), (456, 172395), (513, 153240), (540, 145578), (570, 137916), (648, 121315), (684, 114930), (760, 103437), (810, 97052), (855, 91944), (1026, 76620), (1080, 72789), (1140, 68958), (1277, 61560), (1368, 57465), (1539, 51080), (1620, 48526), (1710, 45972), (2052, 38310), (2280, 34479), (2554, 30780), (2565, 30648), (3078, 25540), (3240, 24263), (3420, 22986), (3831, 20520), (4104, 19155), (5108, 15390), (5130, 15324), (6156, 12770), (6385, 12312), (6840, 11493), (7662, 10260), (7695, 10216)]