251622540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{293}}^1\times {\mathrm{367}}^1$

素因数の和:688

約数の個数: 144

約数和(自身を含む): 827019648

約数和(自身を除く): 575397108

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 293, 367, 390, 468, 585, 586, 734, 780, 879, 1101, 1170, 1172, 1465, 1468, 1758, 1835, 2202, 2340, 2637, 2930, 3303, 3516, 3670, 3809, 4395, 4404, 4771, 5274, 5505, 5860, 6606, 7340, 7618, 8790, 9542, 10548, 11010, 11427, 13185, 13212, 14313, 15236, 16515, 17580, 19045, 19084, 22020, 22854, 23855, 26370, 28626, 33030, 34281, 38090, 42939, 45708, 47710, 52740, 57135, 57252, 66060, 68562, 71565, 76180, 85878, 95420, 107531, 114270, 137124, 143130, 171405, 171756, 214695, 215062, 228540, 286260, 322593, 342810, 429390, 430124, 537655, 645186, 685620, 858780, 967779, 1075310, 1290372, 1397903, 1612965, 1935558, 2150620, 2795806, 3225930, 3871116, 4193709, 4838895, 5591612, 6451860, 6989515, 8387418, 9677790, 12581127, 13979030, 16774836, 19355580, 20968545, 25162254, 27958060, 41937090, 50324508, 62905635, 83874180, 125811270, 251622540]

約数ペア:

[(1, 251622540), (2, 125811270), (3, 83874180), (4, 62905635), (5, 50324508), (6, 41937090), (9, 27958060), (10, 25162254), (12, 20968545), (13, 19355580), (15, 16774836), (18, 13979030), (20, 12581127), (26, 9677790), (30, 8387418), (36, 6989515), (39, 6451860), (45, 5591612), (52, 4838895), (60, 4193709), (65, 3871116), (78, 3225930), (90, 2795806), (117, 2150620), (130, 1935558), (156, 1612965), (180, 1397903), (195, 1290372), (234, 1075310), (260, 967779), (293, 858780), (367, 685620), (390, 645186), (468, 537655), (585, 430124), (586, 429390), (734, 342810), (780, 322593), (879, 286260), (1101, 228540), (1170, 215062), (1172, 214695), (1465, 171756), (1468, 171405), (1758, 143130), (1835, 137124), (2202, 114270), (2340, 107531), (2637, 95420), (2930, 85878), (3303, 76180), (3516, 71565), (3670, 68562), (3809, 66060), (4395, 57252), (4404, 57135), (4771, 52740), (5274, 47710), (5505, 45708), (5860, 42939), (6606, 38090), (7340, 34281), (7618, 33030), (8790, 28626), (9542, 26370), (10548, 23855), (11010, 22854), (11427, 22020), (13185, 19084), (13212, 19045), (14313, 17580), (15236, 16515)]