30919200

素因数分解:

$2^5\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{991}}^1$

素因数の和:1027

約数の個数: 144

約数和(自身を含む): 108493056

約数和(自身を除く): 77573856

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 25, 26, 30, 32, 39, 40, 48, 50, 52, 60, 65, 75, 78, 80, 96, 100, 104, 120, 130, 150, 156, 160, 195, 200, 208, 240, 260, 300, 312, 325, 390, 400, 416, 480, 520, 600, 624, 650, 780, 800, 975, 991, 1040, 1200, 1248, 1300, 1560, 1950, 1982, 2080, 2400, 2600, 2973, 3120, 3900, 3964, 4955, 5200, 5946, 6240, 7800, 7928, 9910, 10400, 11892, 12883, 14865, 15600, 15856, 19820, 23784, 24775, 25766, 29730, 31200, 31712, 38649, 39640, 47568, 49550, 51532, 59460, 64415, 74325, 77298, 79280, 95136, 99100, 103064, 118920, 128830, 148650, 154596, 158560, 193245, 198200, 206128, 237840, 257660, 297300, 309192, 322075, 386490, 396400, 412256, 475680, 515320, 594600, 618384, 644150, 772980, 792800, 966225, 1030640, 1189200, 1236768, 1288300, 1545960, 1932450, 2061280, 2378400, 2576600, 3091920, 3864900, 5153200, 6183840, 7729800, 10306400, 15459600, 30919200]

約数ペア:

[(1, 30919200), (2, 15459600), (3, 10306400), (4, 7729800), (5, 6183840), (6, 5153200), (8, 3864900), (10, 3091920), (12, 2576600), (13, 2378400), (15, 2061280), (16, 1932450), (20, 1545960), (24, 1288300), (25, 1236768), (26, 1189200), (30, 1030640), (32, 966225), (39, 792800), (40, 772980), (48, 644150), (50, 618384), (52, 594600), (60, 515320), (65, 475680), (75, 412256), (78, 396400), (80, 386490), (96, 322075), (100, 309192), (104, 297300), (120, 257660), (130, 237840), (150, 206128), (156, 198200), (160, 193245), (195, 158560), (200, 154596), (208, 148650), (240, 128830), (260, 118920), (300, 103064), (312, 99100), (325, 95136), (390, 79280), (400, 77298), (416, 74325), (480, 64415), (520, 59460), (600, 51532), (624, 49550), (650, 47568), (780, 39640), (800, 38649), (975, 31712), (991, 31200), (1040, 29730), (1200, 25766), (1248, 24775), (1300, 23784), (1560, 19820), (1950, 15856), (1982, 15600), (2080, 14865), (2400, 12883), (2600, 11892), (2973, 10400), (3120, 9910), (3900, 7928), (3964, 7800), (4955, 6240), (5200, 5946)]