255716370

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31223}}^1$

素因数の和:31256

約数の個数: 96

約数和(自身を含む): 818318592

約数和(自身を除く): 562602222

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 21, 26, 30, 35, 39, 42, 45, 63, 65, 70, 78, 90, 91, 105, 117, 126, 130, 182, 195, 210, 234, 273, 315, 390, 455, 546, 585, 630, 819, 910, 1170, 1365, 1638, 2730, 4095, 8190, 31223, 62446, 93669, 156115, 187338, 218561, 281007, 312230, 405899, 437122, 468345, 562014, 655683, 811798, 936690, 1092805, 1217697, 1311366, 1405035, 1967049, 2029495, 2185610, 2435394, 2810070, 2841293, 3278415, 3653091, 3934098, 4058990, 5682586, 6088485, 6556830, 7306182, 8523879, 9835245, 12176970, 14206465, 17047758, 18265455, 19670490, 25571637, 28412930, 36530910, 42619395, 51143274, 85238790, 127858185, 255716370]

約数ペア:

[(1, 255716370), (2, 127858185), (3, 85238790), (5, 51143274), (6, 42619395), (7, 36530910), (9, 28412930), (10, 25571637), (13, 19670490), (14, 18265455), (15, 17047758), (18, 14206465), (21, 12176970), (26, 9835245), (30, 8523879), (35, 7306182), (39, 6556830), (42, 6088485), (45, 5682586), (63, 4058990), (65, 3934098), (70, 3653091), (78, 3278415), (90, 2841293), (91, 2810070), (105, 2435394), (117, 2185610), (126, 2029495), (130, 1967049), (182, 1405035), (195, 1311366), (210, 1217697), (234, 1092805), (273, 936690), (315, 811798), (390, 655683), (455, 562014), (546, 468345), (585, 437122), (630, 405899), (819, 312230), (910, 281007), (1170, 218561), (1365, 187338), (1638, 156115), (2730, 93669), (4095, 62446), (8190, 31223)]