81017693820

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{2217233}}^1$

素因数の和:2217284

約数の個数: 144

約数和(自身を含む): 290546343360

約数和(自身を除く): 209528649540

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 29, 30, 35, 36, 42, 45, 58, 60, 63, 70, 84, 87, 90, 105, 116, 126, 140, 145, 174, 180, 203, 210, 252, 261, 290, 315, 348, 406, 420, 435, 522, 580, 609, 630, 812, 870, 1015, 1044, 1218, 1260, 1305, 1740, 1827, 2030, 2436, 2610, 3045, 3654, 4060, 5220, 6090, 7308, 9135, 12180, 18270, 36540, 2217233, 4434466, 6651699, 8868932, 11086165, 13303398, 15520631, 19955097, 22172330, 26606796, 31041262, 33258495, 39910194, 44344660, 46561893, 62082524, 64299757, 66516990, 77603155, 79820388, 93123786, 99775485, 128599514, 133033980, 139685679, 155206310, 186247572, 192899271, 199550970, 232809465, 257199028, 279371358, 310412620, 321498785, 385798542, 399101940, 450098299, 465618930, 558742716, 578697813, 642997570, 698428395, 771597084, 900196598, 931237860, 964496355, 1157395626, 1285995140, 1350294897, 1396856790, 1800393196, 1928992710, 2250491495, 2314791252, 2700589794, 2793713580, 2893489065, 3857985420, 4050884691, 4500982990, 5401179588, 5786978130, 6751474485, 8101769382, 9001965980, 11573956260, 13502948970, 16203538764, 20254423455, 27005897940, 40508846910, 81017693820]

約数ペア:

[(1, 81017693820), (2, 40508846910), (3, 27005897940), (4, 20254423455), (5, 16203538764), (6, 13502948970), (7, 11573956260), (9, 9001965980), (10, 8101769382), (12, 6751474485), (14, 5786978130), (15, 5401179588), (18, 4500982990), (20, 4050884691), (21, 3857985420), (28, 2893489065), (29, 2793713580), (30, 2700589794), (35, 2314791252), (36, 2250491495), (42, 1928992710), (45, 1800393196), (58, 1396856790), (60, 1350294897), (63, 1285995140), (70, 1157395626), (84, 964496355), (87, 931237860), (90, 900196598), (105, 771597084), (116, 698428395), (126, 642997570), (140, 578697813), (145, 558742716), (174, 465618930), (180, 450098299), (203, 399101940), (210, 385798542), (252, 321498785), (261, 310412620), (290, 279371358), (315, 257199028), (348, 232809465), (406, 199550970), (420, 192899271), (435, 186247572), (522, 155206310), (580, 139685679), (609, 133033980), (630, 128599514), (812, 99775485), (870, 93123786), (1015, 79820388), (1044, 77603155), (1218, 66516990), (1260, 64299757), (1305, 62082524), (1740, 46561893), (1827, 44344660), (2030, 39910194), (2436, 33258495), (2610, 31041262), (3045, 26606796), (3654, 22172330), (4060, 19955097), (5220, 15520631), (6090, 13303398), (7308, 11086165), (9135, 8868932), (12180, 6651699), (18270, 4434466), (36540, 2217233)]