15655430

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{149}}^1$

素因数の和:261

約数の個数: 64

約数和(自身を含む): 34560000

約数和(自身を除く): 18904570

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 79, 95, 133, 149, 158, 190, 266, 298, 395, 553, 665, 745, 790, 1043, 1106, 1330, 1490, 1501, 2086, 2765, 2831, 3002, 5215, 5530, 5662, 7505, 10430, 10507, 11771, 14155, 15010, 19817, 21014, 23542, 28310, 39634, 52535, 58855, 82397, 99085, 105070, 117710, 164794, 198170, 223649, 411985, 447298, 823970, 1118245, 1565543, 2236490, 3131086, 7827715, 15655430]

約数ペア:

[(1, 15655430), (2, 7827715), (5, 3131086), (7, 2236490), (10, 1565543), (14, 1118245), (19, 823970), (35, 447298), (38, 411985), (70, 223649), (79, 198170), (95, 164794), (133, 117710), (149, 105070), (158, 99085), (190, 82397), (266, 58855), (298, 52535), (395, 39634), (553, 28310), (665, 23542), (745, 21014), (790, 19817), (1043, 15010), (1106, 14155), (1330, 11771), (1490, 10507), (1501, 10430), (2086, 7505), (2765, 5662), (2831, 5530), (3002, 5215)]