253513040

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{9293}}^1$

素因数の和:9348

約数の個数: 80

約数和(自身を含む): 663814656

約数和(自身を除く): 410301616

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 40, 44, 55, 62, 80, 88, 110, 124, 155, 176, 220, 248, 310, 341, 440, 496, 620, 682, 880, 1240, 1364, 1705, 2480, 2728, 3410, 5456, 6820, 9293, 13640, 18586, 27280, 37172, 46465, 74344, 92930, 102223, 148688, 185860, 204446, 288083, 371720, 408892, 511115, 576166, 743440, 817784, 1022230, 1152332, 1440415, 1635568, 2044460, 2304664, 2880830, 3168913, 4088920, 4609328, 5761660, 6337826, 8177840, 11523320, 12675652, 15844565, 23046640, 25351304, 31689130, 50702608, 63378260, 126756520, 253513040]

約数ペア:

[(1, 253513040), (2, 126756520), (4, 63378260), (5, 50702608), (8, 31689130), (10, 25351304), (11, 23046640), (16, 15844565), (20, 12675652), (22, 11523320), (31, 8177840), (40, 6337826), (44, 5761660), (55, 4609328), (62, 4088920), (80, 3168913), (88, 2880830), (110, 2304664), (124, 2044460), (155, 1635568), (176, 1440415), (220, 1152332), (248, 1022230), (310, 817784), (341, 743440), (440, 576166), (496, 511115), (620, 408892), (682, 371720), (880, 288083), (1240, 204446), (1364, 185860), (1705, 148688), (2480, 102223), (2728, 92930), (3410, 74344), (5456, 46465), (6820, 37172), (9293, 27280), (13640, 18586)]