281004360

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{25733}}^1$

素因数の和:25767

約数の個数: 128

約数和(自身を含む): 1037594880

約数和(自身を除く): 756590520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 70, 78, 84, 91, 104, 105, 120, 130, 140, 156, 168, 182, 195, 210, 260, 273, 280, 312, 364, 390, 420, 455, 520, 546, 728, 780, 840, 910, 1092, 1365, 1560, 1820, 2184, 2730, 3640, 5460, 10920, 25733, 51466, 77199, 102932, 128665, 154398, 180131, 205864, 257330, 308796, 334529, 360262, 385995, 514660, 540393, 617592, 669058, 720524, 771990, 900655, 1003587, 1029320, 1080786, 1338116, 1441048, 1543980, 1672645, 1801310, 2007174, 2161572, 2341703, 2676232, 2701965, 3087960, 3345290, 3602620, 4014348, 4323144, 4683406, 5017935, 5403930, 6690580, 7025109, 7205240, 8028696, 9366812, 10035870, 10807860, 11708515, 13381160, 14050218, 18733624, 20071740, 21615720, 23417030, 28100436, 35125545, 40143480, 46834060, 56200872, 70251090, 93668120, 140502180, 281004360]

約数ペア:

[(1, 281004360), (2, 140502180), (3, 93668120), (4, 70251090), (5, 56200872), (6, 46834060), (7, 40143480), (8, 35125545), (10, 28100436), (12, 23417030), (13, 21615720), (14, 20071740), (15, 18733624), (20, 14050218), (21, 13381160), (24, 11708515), (26, 10807860), (28, 10035870), (30, 9366812), (35, 8028696), (39, 7205240), (40, 7025109), (42, 6690580), (52, 5403930), (56, 5017935), (60, 4683406), (65, 4323144), (70, 4014348), (78, 3602620), (84, 3345290), (91, 3087960), (104, 2701965), (105, 2676232), (120, 2341703), (130, 2161572), (140, 2007174), (156, 1801310), (168, 1672645), (182, 1543980), (195, 1441048), (210, 1338116), (260, 1080786), (273, 1029320), (280, 1003587), (312, 900655), (364, 771990), (390, 720524), (420, 669058), (455, 617592), (520, 540393), (546, 514660), (728, 385995), (780, 360262), (840, 334529), (910, 308796), (1092, 257330), (1365, 205864), (1560, 180131), (1820, 154398), (2184, 128665), (2730, 102932), (3640, 77199), (5460, 51466), (10920, 25733)]