674427780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{491}}^1\times {\mathrm{587}}^1$

素因数の和:1106

約数の個数: 144

約数和(自身を含む): 2211378624

約数和(自身を除く): 1536950844

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, 390, 468, 491, 585, 587, 780, 982, 1170, 1174, 1473, 1761, 1964, 2340, 2348, 2455, 2935, 2946, 3522, 4419, 4910, 5283, 5870, 5892, 6383, 7044, 7365, 7631, 8805, 8838, 9820, 10566, 11740, 12766, 14730, 15262, 17610, 17676, 19149, 21132, 22095, 22893, 25532, 26415, 29460, 30524, 31915, 35220, 38155, 38298, 44190, 45786, 52830, 57447, 63830, 68679, 76310, 76596, 88380, 91572, 95745, 105660, 114465, 114894, 127660, 137358, 152620, 191490, 228930, 229788, 274716, 287235, 288217, 343395, 382980, 457860, 574470, 576434, 686790, 864651, 1148940, 1152868, 1373580, 1441085, 1729302, 2593953, 2882170, 3458604, 3746821, 4323255, 5187906, 5764340, 7493642, 8646510, 10375812, 11240463, 12969765, 14987284, 17293020, 18734105, 22480926, 25939530, 33721389, 37468210, 44961852, 51879060, 56202315, 67442778, 74936420, 112404630, 134885556, 168606945, 224809260, 337213890, 674427780]

約数ペア:

[(1, 674427780), (2, 337213890), (3, 224809260), (4, 168606945), (5, 134885556), (6, 112404630), (9, 74936420), (10, 67442778), (12, 56202315), (13, 51879060), (15, 44961852), (18, 37468210), (20, 33721389), (26, 25939530), (30, 22480926), (36, 18734105), (39, 17293020), (45, 14987284), (52, 12969765), (60, 11240463), (65, 10375812), (78, 8646510), (90, 7493642), (117, 5764340), (130, 5187906), (156, 4323255), (180, 3746821), (195, 3458604), (234, 2882170), (260, 2593953), (390, 1729302), (468, 1441085), (491, 1373580), (585, 1152868), (587, 1148940), (780, 864651), (982, 686790), (1170, 576434), (1174, 574470), (1473, 457860), (1761, 382980), (1964, 343395), (2340, 288217), (2348, 287235), (2455, 274716), (2935, 229788), (2946, 228930), (3522, 191490), (4419, 152620), (4910, 137358), (5283, 127660), (5870, 114894), (5892, 114465), (6383, 105660), (7044, 95745), (7365, 91572), (7631, 88380), (8805, 76596), (8838, 76310), (9820, 68679), (10566, 63830), (11740, 57447), (12766, 52830), (14730, 45786), (15262, 44190), (17610, 38298), (17676, 38155), (19149, 35220), (21132, 31915), (22095, 30524), (22893, 29460), (25532, 26415)]