15257270

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:213

約数の個数: 64

約数和(自身を含む): 33177600

約数和(自身を除く): 17920330

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 79, 89, 155, 158, 178, 217, 310, 395, 434, 445, 553, 623, 790, 890, 1085, 1106, 1246, 2170, 2449, 2759, 2765, 3115, 4898, 5518, 5530, 6230, 7031, 12245, 13795, 14062, 17143, 19313, 24490, 27590, 34286, 35155, 38626, 49217, 70310, 85715, 96565, 98434, 171430, 193130, 217961, 246085, 435922, 492170, 1089805, 1525727, 2179610, 3051454, 7628635, 15257270]

約数ペア:

[(1, 15257270), (2, 7628635), (5, 3051454), (7, 2179610), (10, 1525727), (14, 1089805), (31, 492170), (35, 435922), (62, 246085), (70, 217961), (79, 193130), (89, 171430), (155, 98434), (158, 96565), (178, 85715), (217, 70310), (310, 49217), (395, 38626), (434, 35155), (445, 34286), (553, 27590), (623, 24490), (790, 19313), (890, 17143), (1085, 14062), (1106, 13795), (1246, 12245), (2170, 7031), (2449, 6230), (2759, 5530), (2765, 5518), (3115, 4898)]