9006901020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1667}}^1\times {\mathrm{2309}}^1$

素因数の和:4004

約数の個数: 144

約数和(自身を含む): 29452943520

約数和(自身を除く): 20446042500

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, 585, 780, 1170, 1667, 2309, 2340, 3334, 4618, 5001, 6668, 6927, 8335, 9236, 10002, 11545, 13854, 15003, 16670, 20004, 20781, 21671, 23090, 25005, 27708, 30006, 30017, 33340, 34635, 41562, 43342, 46180, 50010, 60012, 60034, 65013, 69270, 75015, 83124, 86684, 90051, 100020, 103905, 108355, 120068, 130026, 138540, 150030, 150085, 180102, 195039, 207810, 216710, 260052, 270153, 300060, 300170, 325065, 360204, 390078, 415620, 433420, 450255, 540306, 600340, 650130, 780156, 900510, 975195, 1080612, 1300260, 1350765, 1801020, 1950390, 2701530, 3849103, 3900780, 5403060, 7698206, 11547309, 15396412, 19245515, 23094618, 34641927, 38491030, 46189236, 50038339, 57736545, 69283854, 76982060, 100076678, 115473090, 138567708, 150115017, 173209635, 200153356, 230946180, 250191695, 300230034, 346419270, 450345051, 500383390, 600460068, 692838540, 750575085, 900690102, 1000766780, 1501150170, 1801380204, 2251725255, 3002300340, 4503450510, 9006901020]

約数ペア:

[(1, 9006901020), (2, 4503450510), (3, 3002300340), (4, 2251725255), (5, 1801380204), (6, 1501150170), (9, 1000766780), (10, 900690102), (12, 750575085), (13, 692838540), (15, 600460068), (18, 500383390), (20, 450345051), (26, 346419270), (30, 300230034), (36, 250191695), (39, 230946180), (45, 200153356), (52, 173209635), (60, 150115017), (65, 138567708), (78, 115473090), (90, 100076678), (117, 76982060), (130, 69283854), (156, 57736545), (180, 50038339), (195, 46189236), (234, 38491030), (260, 34641927), (390, 23094618), (468, 19245515), (585, 15396412), (780, 11547309), (1170, 7698206), (1667, 5403060), (2309, 3900780), (2340, 3849103), (3334, 2701530), (4618, 1950390), (5001, 1801020), (6668, 1350765), (6927, 1300260), (8335, 1080612), (9236, 975195), (10002, 900510), (11545, 780156), (13854, 650130), (15003, 600340), (16670, 540306), (20004, 450255), (20781, 433420), (21671, 415620), (23090, 390078), (25005, 360204), (27708, 325065), (30006, 300170), (30017, 300060), (33340, 270153), (34635, 260052), (41562, 216710), (43342, 207810), (46180, 195039), (50010, 180102), (60012, 150085), (60034, 150030), (65013, 138540), (69270, 130026), (75015, 120068), (83124, 108355), (86684, 103905), (90051, 100020)]