30821750120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{743}}^1\times {\mathrm{148153}}^1$

素因数の和:148914

約数の個数: 64

約数和(自身を含む): 79363134720

約数和(自身を除く): 48541384600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 743, 1486, 2972, 3715, 5201, 5944, 7430, 10402, 14860, 20804, 26005, 29720, 41608, 52010, 104020, 148153, 208040, 296306, 592612, 740765, 1037071, 1185224, 1481530, 2074142, 2963060, 4148284, 5185355, 5926120, 8296568, 10370710, 20741420, 41482840, 110077679, 220155358, 440310716, 550388395, 770543753, 880621432, 1100776790, 1541087506, 2201553580, 3082175012, 3852718765, 4403107160, 6164350024, 7705437530, 15410875060, 30821750120]

約数ペア:

[(1, 30821750120), (2, 15410875060), (4, 7705437530), (5, 6164350024), (7, 4403107160), (8, 3852718765), (10, 3082175012), (14, 2201553580), (20, 1541087506), (28, 1100776790), (35, 880621432), (40, 770543753), (56, 550388395), (70, 440310716), (140, 220155358), (280, 110077679), (743, 41482840), (1486, 20741420), (2972, 10370710), (3715, 8296568), (5201, 5926120), (5944, 5185355), (7430, 4148284), (10402, 2963060), (14860, 2074142), (20804, 1481530), (26005, 1185224), (29720, 1037071), (41608, 740765), (52010, 592612), (104020, 296306), (148153, 208040)]