61920810

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{739}}^1$

素因数の和:785

約数の個数: 144

約数和(自身を含む): 197402400

約数和(自身を除く): 135481590

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 19, 21, 30, 35, 38, 42, 45, 49, 57, 63, 70, 90, 95, 98, 105, 114, 126, 133, 147, 171, 190, 210, 245, 266, 285, 294, 315, 342, 399, 441, 490, 570, 630, 665, 735, 739, 798, 855, 882, 931, 1197, 1330, 1470, 1478, 1710, 1862, 1995, 2205, 2217, 2394, 2793, 3695, 3990, 4410, 4434, 4655, 5173, 5586, 5985, 6651, 7390, 8379, 9310, 10346, 11085, 11970, 13302, 13965, 14041, 15519, 16758, 22170, 25865, 27930, 28082, 31038, 33255, 36211, 41895, 42123, 46557, 51730, 66510, 70205, 72422, 77595, 83790, 84246, 93114, 98287, 108633, 126369, 140410, 155190, 181055, 196574, 210615, 217266, 232785, 252738, 294861, 325899, 362110, 421230, 465570, 491435, 543165, 589722, 631845, 651798, 688009, 884583, 982870, 1086330, 1263690, 1376018, 1474305, 1629495, 1769166, 2064027, 2948610, 3258990, 3440045, 4128054, 4422915, 6192081, 6880090, 8845830, 10320135, 12384162, 20640270, 30960405, 61920810]

約数ペア:

[(1, 61920810), (2, 30960405), (3, 20640270), (5, 12384162), (6, 10320135), (7, 8845830), (9, 6880090), (10, 6192081), (14, 4422915), (15, 4128054), (18, 3440045), (19, 3258990), (21, 2948610), (30, 2064027), (35, 1769166), (38, 1629495), (42, 1474305), (45, 1376018), (49, 1263690), (57, 1086330), (63, 982870), (70, 884583), (90, 688009), (95, 651798), (98, 631845), (105, 589722), (114, 543165), (126, 491435), (133, 465570), (147, 421230), (171, 362110), (190, 325899), (210, 294861), (245, 252738), (266, 232785), (285, 217266), (294, 210615), (315, 196574), (342, 181055), (399, 155190), (441, 140410), (490, 126369), (570, 108633), (630, 98287), (665, 93114), (735, 84246), (739, 83790), (798, 77595), (855, 72422), (882, 70205), (931, 66510), (1197, 51730), (1330, 46557), (1470, 42123), (1478, 41895), (1710, 36211), (1862, 33255), (1995, 31038), (2205, 28082), (2217, 27930), (2394, 25865), (2793, 22170), (3695, 16758), (3990, 15519), (4410, 14041), (4434, 13965), (4655, 13302), (5173, 11970), (5586, 11085), (5985, 10346), (6651, 9310), (7390, 8379)]