196761720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{409}}^1$

素因数の和:653

約数の個数: 128

約数和(自身を含む): 625824000

約数和(自身を除く): 429062280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 211, 228, 285, 380, 409, 422, 456, 570, 633, 760, 818, 844, 1055, 1140, 1227, 1266, 1636, 1688, 2045, 2110, 2280, 2454, 2532, 3165, 3272, 4009, 4090, 4220, 4908, 5064, 6135, 6330, 7771, 8018, 8180, 8440, 9816, 12027, 12270, 12660, 15542, 16036, 16360, 20045, 23313, 24054, 24540, 25320, 31084, 32072, 38855, 40090, 46626, 48108, 49080, 60135, 62168, 77710, 80180, 86299, 93252, 96216, 116565, 120270, 155420, 160360, 172598, 186504, 233130, 240540, 258897, 310840, 345196, 431495, 466260, 481080, 517794, 690392, 862990, 932520, 1035588, 1294485, 1639681, 1725980, 2071176, 2588970, 3279362, 3451960, 4919043, 5177940, 6558724, 8198405, 9838086, 10355880, 13117448, 16396810, 19676172, 24595215, 32793620, 39352344, 49190430, 65587240, 98380860, 196761720]

約数ペア:

[(1, 196761720), (2, 98380860), (3, 65587240), (4, 49190430), (5, 39352344), (6, 32793620), (8, 24595215), (10, 19676172), (12, 16396810), (15, 13117448), (19, 10355880), (20, 9838086), (24, 8198405), (30, 6558724), (38, 5177940), (40, 4919043), (57, 3451960), (60, 3279362), (76, 2588970), (95, 2071176), (114, 1725980), (120, 1639681), (152, 1294485), (190, 1035588), (211, 932520), (228, 862990), (285, 690392), (380, 517794), (409, 481080), (422, 466260), (456, 431495), (570, 345196), (633, 310840), (760, 258897), (818, 240540), (844, 233130), (1055, 186504), (1140, 172598), (1227, 160360), (1266, 155420), (1636, 120270), (1688, 116565), (2045, 96216), (2110, 93252), (2280, 86299), (2454, 80180), (2532, 77710), (3165, 62168), (3272, 60135), (4009, 49080), (4090, 48108), (4220, 46626), (4908, 40090), (5064, 38855), (6135, 32072), (6330, 31084), (7771, 25320), (8018, 24540), (8180, 24054), (8440, 23313), (9816, 20045), (12027, 16360), (12270, 16036), (12660, 15542)]