137620980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{457}}^1$

素因数の和:718

約数の個数: 144

約数和(自身を含む): 480130560

約数和(自身を除く): 342509580

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 239, 252, 315, 420, 457, 478, 630, 717, 914, 956, 1195, 1260, 1371, 1434, 1673, 1828, 2151, 2285, 2390, 2742, 2868, 3199, 3346, 3585, 4113, 4302, 4570, 4780, 5019, 5484, 6398, 6692, 6855, 7170, 8226, 8365, 8604, 9140, 9597, 10038, 10755, 12796, 13710, 14340, 15057, 15995, 16452, 16730, 19194, 20076, 20565, 21510, 25095, 27420, 28791, 30114, 31990, 33460, 38388, 41130, 43020, 47985, 50190, 57582, 60228, 63980, 75285, 82260, 95970, 100380, 109223, 115164, 143955, 150570, 191940, 218446, 287910, 301140, 327669, 436892, 546115, 575820, 655338, 764561, 983007, 1092230, 1310676, 1529122, 1638345, 1966014, 2184460, 2293683, 3058244, 3276690, 3822805, 3932028, 4587366, 4915035, 6553380, 6881049, 7645610, 9174732, 9830070, 11468415, 13762098, 15291220, 19660140, 22936830, 27524196, 34405245, 45873660, 68810490, 137620980]

約数ペア:

[(1, 137620980), (2, 68810490), (3, 45873660), (4, 34405245), (5, 27524196), (6, 22936830), (7, 19660140), (9, 15291220), (10, 13762098), (12, 11468415), (14, 9830070), (15, 9174732), (18, 7645610), (20, 6881049), (21, 6553380), (28, 4915035), (30, 4587366), (35, 3932028), (36, 3822805), (42, 3276690), (45, 3058244), (60, 2293683), (63, 2184460), (70, 1966014), (84, 1638345), (90, 1529122), (105, 1310676), (126, 1092230), (140, 983007), (180, 764561), (210, 655338), (239, 575820), (252, 546115), (315, 436892), (420, 327669), (457, 301140), (478, 287910), (630, 218446), (717, 191940), (914, 150570), (956, 143955), (1195, 115164), (1260, 109223), (1371, 100380), (1434, 95970), (1673, 82260), (1828, 75285), (2151, 63980), (2285, 60228), (2390, 57582), (2742, 50190), (2868, 47985), (3199, 43020), (3346, 41130), (3585, 38388), (4113, 33460), (4302, 31990), (4570, 30114), (4780, 28791), (5019, 27420), (5484, 25095), (6398, 21510), (6692, 20565), (6855, 20076), (7170, 19194), (8226, 16730), (8365, 16452), (8604, 15995), (9140, 15057), (9597, 14340), (10038, 13710), (10755, 12796)]