8381130

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:215

約数の個数: 64

約数和(自身を含む): 21098880

約数和(自身を除く): 12717750

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 73, 86, 89, 129, 146, 178, 215, 219, 258, 267, 365, 430, 438, 445, 534, 645, 730, 890, 1095, 1290, 1335, 2190, 2670, 3139, 3827, 6278, 6497, 7654, 9417, 11481, 12994, 15695, 18834, 19135, 19491, 22962, 31390, 32485, 38270, 38982, 47085, 57405, 64970, 94170, 97455, 114810, 194910, 279371, 558742, 838113, 1396855, 1676226, 2793710, 4190565, 8381130]

約数ペア:

[(1, 8381130), (2, 4190565), (3, 2793710), (5, 1676226), (6, 1396855), (10, 838113), (15, 558742), (30, 279371), (43, 194910), (73, 114810), (86, 97455), (89, 94170), (129, 64970), (146, 57405), (178, 47085), (215, 38982), (219, 38270), (258, 32485), (267, 31390), (365, 22962), (430, 19491), (438, 19135), (445, 18834), (534, 15695), (645, 12994), (730, 11481), (890, 9417), (1095, 7654), (1290, 6497), (1335, 6278), (2190, 3827), (2670, 3139)]