840428550

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{257}}^1$

素因数の和:344

約数の個数: 216

約数和(自身を含む): 2511595944

約数和(自身を除く): 1671167394

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 25, 26, 30, 39, 43, 45, 50, 65, 75, 78, 86, 90, 117, 129, 130, 150, 169, 195, 215, 225, 234, 257, 258, 325, 338, 387, 390, 430, 450, 507, 514, 559, 585, 645, 650, 771, 774, 845, 975, 1014, 1075, 1118, 1170, 1285, 1290, 1521, 1542, 1677, 1690, 1935, 1950, 2150, 2313, 2535, 2570, 2795, 2925, 3042, 3225, 3341, 3354, 3855, 3870, 4225, 4626, 5031, 5070, 5590, 5850, 6425, 6450, 6682, 7267, 7605, 7710, 8385, 8450, 9675, 10023, 10062, 11051, 11565, 12675, 12850, 13975, 14534, 15210, 16705, 16770, 19275, 19350, 20046, 21801, 22102, 23130, 25155, 25350, 27950, 30069, 33153, 33410, 36335, 38025, 38550, 41925, 43433, 43602, 50115, 50310, 55255, 57825, 60138, 65403, 66306, 72670, 76050, 83525, 83850, 86866, 99459, 100230, 109005, 110510, 115650, 125775, 130299, 130806, 143663, 150345, 165765, 167050, 181675, 198918, 217165, 218010, 250575, 251550, 260598, 276275, 287326, 300690, 327015, 331530, 363350, 390897, 430989, 434330, 497295, 501150, 545025, 552550, 651495, 654030, 718315, 751725, 781794, 828825, 861978, 994590, 1085825, 1090050, 1292967, 1302990, 1436630, 1503450, 1635075, 1657650, 1867619, 1954485, 2154945, 2171650, 2486475, 2585934, 3257475, 3270150, 3591575, 3735238, 3908970, 4309890, 4972950, 5602857, 6464835, 6514950, 7183150, 9338095, 9772425, 10774725, 11205714, 12929670, 16808571, 18676190, 19544850, 21549450, 28014285, 32324175, 33617142, 46690475, 56028570, 64648350, 84042855, 93380950, 140071425, 168085710, 280142850, 420214275, 840428550]

約数ペア:

[(1, 840428550), (2, 420214275), (3, 280142850), (5, 168085710), (6, 140071425), (9, 93380950), (10, 84042855), (13, 64648350), (15, 56028570), (18, 46690475), (25, 33617142), (26, 32324175), (30, 28014285), (39, 21549450), (43, 19544850), (45, 18676190), (50, 16808571), (65, 12929670), (75, 11205714), (78, 10774725), (86, 9772425), (90, 9338095), (117, 7183150), (129, 6514950), (130, 6464835), (150, 5602857), (169, 4972950), (195, 4309890), (215, 3908970), (225, 3735238), (234, 3591575), (257, 3270150), (258, 3257475), (325, 2585934), (338, 2486475), (387, 2171650), (390, 2154945), (430, 1954485), (450, 1867619), (507, 1657650), (514, 1635075), (559, 1503450), (585, 1436630), (645, 1302990), (650, 1292967), (771, 1090050), (774, 1085825), (845, 994590), (975, 861978), (1014, 828825), (1075, 781794), (1118, 751725), (1170, 718315), (1285, 654030), (1290, 651495), (1521, 552550), (1542, 545025), (1677, 501150), (1690, 497295), (1935, 434330), (1950, 430989), (2150, 390897), (2313, 363350), (2535, 331530), (2570, 327015), (2795, 300690), (2925, 287326), (3042, 276275), (3225, 260598), (3341, 251550), (3354, 250575), (3855, 218010), (3870, 217165), (4225, 198918), (4626, 181675), (5031, 167050), (5070, 165765), (5590, 150345), (5850, 143663), (6425, 130806), (6450, 130299), (6682, 125775), (7267, 115650), (7605, 110510), (7710, 109005), (8385, 100230), (8450, 99459), (9675, 86866), (10023, 83850), (10062, 83525), (11051, 76050), (11565, 72670), (12675, 66306), (12850, 65403), (13975, 60138), (14534, 57825), (15210, 55255), (16705, 50310), (16770, 50115), (19275, 43602), (19350, 43433), (20046, 41925), (21801, 38550), (22102, 38025), (23130, 36335), (25155, 33410), (25350, 33153), (27950, 30069)]