219412730

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{283}}^1$

素因数の和:423

約数の個数: 64

約数和(自身を含む): 425972736

約数和(自身を除く): 206560006

約数列:

[1, 2, 5, 10, 31, 41, 61, 62, 82, 122, 155, 205, 283, 305, 310, 410, 566, 610, 1271, 1415, 1891, 2501, 2542, 2830, 3782, 5002, 6355, 8773, 9455, 11603, 12505, 12710, 17263, 17546, 18910, 23206, 25010, 34526, 43865, 58015, 77531, 86315, 87730, 116030, 155062, 172630, 359693, 387655, 535153, 707783, 719386, 775310, 1070306, 1415566, 1798465, 2675765, 3538915, 3596930, 5351530, 7077830, 21941273, 43882546, 109706365, 219412730]

約数ペア:

[(1, 219412730), (2, 109706365), (5, 43882546), (10, 21941273), (31, 7077830), (41, 5351530), (61, 3596930), (62, 3538915), (82, 2675765), (122, 1798465), (155, 1415566), (205, 1070306), (283, 775310), (305, 719386), (310, 707783), (410, 535153), (566, 387655), (610, 359693), (1271, 172630), (1415, 155062), (1891, 116030), (2501, 87730), (2542, 86315), (2830, 77531), (3782, 58015), (5002, 43865), (6355, 34526), (8773, 25010), (9455, 23206), (11603, 18910), (12505, 17546), (12710, 17263)]