40319280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1931}}^1$

素因数の和:1979

約数の個数: 120

約数和(自身を含む): 140147280

約数和(自身を除く): 99828000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 29, 30, 36, 40, 45, 48, 58, 60, 72, 80, 87, 90, 116, 120, 144, 145, 174, 180, 232, 240, 261, 290, 348, 360, 435, 464, 522, 580, 696, 720, 870, 1044, 1160, 1305, 1392, 1740, 1931, 2088, 2320, 2610, 3480, 3862, 4176, 5220, 5793, 6960, 7724, 9655, 10440, 11586, 15448, 17379, 19310, 20880, 23172, 28965, 30896, 34758, 38620, 46344, 55999, 57930, 69516, 77240, 86895, 92688, 111998, 115860, 139032, 154480, 167997, 173790, 223996, 231720, 278064, 279995, 335994, 347580, 447992, 463440, 503991, 559990, 671988, 695160, 839985, 895984, 1007982, 1119980, 1343976, 1390320, 1679970, 2015964, 2239960, 2519955, 2687952, 3359940, 4031928, 4479920, 5039910, 6719880, 8063856, 10079820, 13439760, 20159640, 40319280]

約数ペア:

[(1, 40319280), (2, 20159640), (3, 13439760), (4, 10079820), (5, 8063856), (6, 6719880), (8, 5039910), (9, 4479920), (10, 4031928), (12, 3359940), (15, 2687952), (16, 2519955), (18, 2239960), (20, 2015964), (24, 1679970), (29, 1390320), (30, 1343976), (36, 1119980), (40, 1007982), (45, 895984), (48, 839985), (58, 695160), (60, 671988), (72, 559990), (80, 503991), (87, 463440), (90, 447992), (116, 347580), (120, 335994), (144, 279995), (145, 278064), (174, 231720), (180, 223996), (232, 173790), (240, 167997), (261, 154480), (290, 139032), (348, 115860), (360, 111998), (435, 92688), (464, 86895), (522, 77240), (580, 69516), (696, 57930), (720, 55999), (870, 46344), (1044, 38620), (1160, 34758), (1305, 30896), (1392, 28965), (1740, 23172), (1931, 20880), (2088, 19310), (2320, 17379), (2610, 15448), (3480, 11586), (3862, 10440), (4176, 9655), (5220, 7724), (5793, 6960)]