201779160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{2153}}^1$

素因数の和:2249

約数の個数: 128

約数和(自身を含む): 669980160

約数和(自身を除く): 468201000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 71, 88, 110, 120, 132, 142, 165, 213, 220, 264, 284, 330, 355, 426, 440, 568, 660, 710, 781, 852, 1065, 1320, 1420, 1562, 1704, 2130, 2153, 2343, 2840, 3124, 3905, 4260, 4306, 4686, 6248, 6459, 7810, 8520, 8612, 9372, 10765, 11715, 12918, 15620, 17224, 18744, 21530, 23430, 23683, 25836, 31240, 32295, 43060, 46860, 47366, 51672, 64590, 71049, 86120, 93720, 94732, 118415, 129180, 142098, 152863, 189464, 236830, 258360, 284196, 305726, 355245, 458589, 473660, 568392, 611452, 710490, 764315, 917178, 947320, 1222904, 1420980, 1528630, 1681493, 1834356, 2292945, 2841960, 3057260, 3362986, 3668712, 4585890, 5044479, 6114520, 6725972, 8407465, 9171780, 10088958, 13451944, 16814930, 18343560, 20177916, 25222395, 33629860, 40355832, 50444790, 67259720, 100889580, 201779160]

約数ペア:

[(1, 201779160), (2, 100889580), (3, 67259720), (4, 50444790), (5, 40355832), (6, 33629860), (8, 25222395), (10, 20177916), (11, 18343560), (12, 16814930), (15, 13451944), (20, 10088958), (22, 9171780), (24, 8407465), (30, 6725972), (33, 6114520), (40, 5044479), (44, 4585890), (55, 3668712), (60, 3362986), (66, 3057260), (71, 2841960), (88, 2292945), (110, 1834356), (120, 1681493), (132, 1528630), (142, 1420980), (165, 1222904), (213, 947320), (220, 917178), (264, 764315), (284, 710490), (330, 611452), (355, 568392), (426, 473660), (440, 458589), (568, 355245), (660, 305726), (710, 284196), (781, 258360), (852, 236830), (1065, 189464), (1320, 152863), (1420, 142098), (1562, 129180), (1704, 118415), (2130, 94732), (2153, 93720), (2343, 86120), (2840, 71049), (3124, 64590), (3905, 51672), (4260, 47366), (4306, 46860), (4686, 43060), (6248, 32295), (6459, 31240), (7810, 25836), (8520, 23683), (8612, 23430), (9372, 21530), (10765, 18744), (11715, 17224), (12918, 15620)]