386692740

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{306899}}^1$

素因数の和:306921

約数の個数: 72

約数和(自身を含む): 1340539200

約数和(自身を除く): 953846460

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 306899, 613798, 920697, 1227596, 1534495, 1841394, 2148293, 2762091, 3068990, 3682788, 4296586, 4603485, 5524182, 6137980, 6444879, 8593172, 9206970, 10741465, 11048364, 12889758, 13810455, 18413940, 19334637, 21482930, 25779516, 27620910, 32224395, 38669274, 42965860, 55241820, 64448790, 77338548, 96673185, 128897580, 193346370, 386692740]

約数ペア:

[(1, 386692740), (2, 193346370), (3, 128897580), (4, 96673185), (5, 77338548), (6, 64448790), (7, 55241820), (9, 42965860), (10, 38669274), (12, 32224395), (14, 27620910), (15, 25779516), (18, 21482930), (20, 19334637), (21, 18413940), (28, 13810455), (30, 12889758), (35, 11048364), (36, 10741465), (42, 9206970), (45, 8593172), (60, 6444879), (63, 6137980), (70, 5524182), (84, 4603485), (90, 4296586), (105, 3682788), (126, 3068990), (140, 2762091), (180, 2148293), (210, 1841394), (252, 1534495), (315, 1227596), (420, 920697), (630, 613798), (1260, 306899)]