408099480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{2521}}^1$

素因数の和:2625

約数の個数: 128

約数和(自身を含む): 1307404800

約数和(自身を除く): 899305320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 71, 76, 95, 114, 120, 142, 152, 190, 213, 228, 284, 285, 355, 380, 426, 456, 568, 570, 710, 760, 852, 1065, 1140, 1349, 1420, 1704, 2130, 2280, 2521, 2698, 2840, 4047, 4260, 5042, 5396, 6745, 7563, 8094, 8520, 10084, 10792, 12605, 13490, 15126, 16188, 20168, 20235, 25210, 26980, 30252, 32376, 37815, 40470, 47899, 50420, 53960, 60504, 75630, 80940, 95798, 100840, 143697, 151260, 161880, 178991, 191596, 239495, 287394, 302520, 357982, 383192, 478990, 536973, 574788, 715964, 718485, 894955, 957980, 1073946, 1149576, 1431928, 1436970, 1789910, 1915960, 2147892, 2684865, 2873940, 3400829, 3579820, 4295784, 5369730, 5747880, 6801658, 7159640, 10202487, 10739460, 13603316, 17004145, 20404974, 21478920, 27206632, 34008290, 40809948, 51012435, 68016580, 81619896, 102024870, 136033160, 204049740, 408099480]

約数ペア:

[(1, 408099480), (2, 204049740), (3, 136033160), (4, 102024870), (5, 81619896), (6, 68016580), (8, 51012435), (10, 40809948), (12, 34008290), (15, 27206632), (19, 21478920), (20, 20404974), (24, 17004145), (30, 13603316), (38, 10739460), (40, 10202487), (57, 7159640), (60, 6801658), (71, 5747880), (76, 5369730), (95, 4295784), (114, 3579820), (120, 3400829), (142, 2873940), (152, 2684865), (190, 2147892), (213, 1915960), (228, 1789910), (284, 1436970), (285, 1431928), (355, 1149576), (380, 1073946), (426, 957980), (456, 894955), (568, 718485), (570, 715964), (710, 574788), (760, 536973), (852, 478990), (1065, 383192), (1140, 357982), (1349, 302520), (1420, 287394), (1704, 239495), (2130, 191596), (2280, 178991), (2521, 161880), (2698, 151260), (2840, 143697), (4047, 100840), (4260, 95798), (5042, 80940), (5396, 75630), (6745, 60504), (7563, 53960), (8094, 50420), (8520, 47899), (10084, 40470), (10792, 37815), (12605, 32376), (13490, 30252), (15126, 26980), (16188, 25210), (20168, 20235)]