745904340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{67933}}^1$

素因数の和:68009

約数の個数: 72

約数和(自身を含む): 2299701768

約数和(自身を除く): 1553797428

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 61, 90, 122, 180, 183, 244, 305, 366, 549, 610, 732, 915, 1098, 1220, 1830, 2196, 2745, 3660, 5490, 10980, 67933, 135866, 203799, 271732, 339665, 407598, 611397, 679330, 815196, 1018995, 1222794, 1358660, 2037990, 2445588, 3056985, 4075980, 4143913, 6113970, 8287826, 12227940, 12431739, 16575652, 20719565, 24863478, 37295217, 41439130, 49726956, 62158695, 74590434, 82878260, 124317390, 149180868, 186476085, 248634780, 372952170, 745904340]

約数ペア:

[(1, 745904340), (2, 372952170), (3, 248634780), (4, 186476085), (5, 149180868), (6, 124317390), (9, 82878260), (10, 74590434), (12, 62158695), (15, 49726956), (18, 41439130), (20, 37295217), (30, 24863478), (36, 20719565), (45, 16575652), (60, 12431739), (61, 12227940), (90, 8287826), (122, 6113970), (180, 4143913), (183, 4075980), (244, 3056985), (305, 2445588), (366, 2037990), (549, 1358660), (610, 1222794), (732, 1018995), (915, 815196), (1098, 679330), (1220, 611397), (1830, 407598), (2196, 339665), (2745, 271732), (3660, 203799), (5490, 135866), (10980, 67933)]