208480140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1483}}^1$

素因数の和:1580

約数の個数: 144

約数和(自身を含む): 700068096

約数和(自身を除く): 491587956

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 71, 90, 99, 110, 132, 142, 165, 180, 198, 213, 220, 284, 330, 355, 396, 426, 495, 639, 660, 710, 781, 852, 990, 1065, 1278, 1420, 1483, 1562, 1980, 2130, 2343, 2556, 2966, 3124, 3195, 3905, 4260, 4449, 4686, 5932, 6390, 7029, 7415, 7810, 8898, 9372, 11715, 12780, 13347, 14058, 14830, 15620, 16313, 17796, 22245, 23430, 26694, 28116, 29660, 32626, 35145, 44490, 46860, 48939, 53388, 65252, 66735, 70290, 81565, 88980, 97878, 105293, 133470, 140580, 146817, 163130, 195756, 210586, 244695, 266940, 293634, 315879, 326260, 421172, 489390, 526465, 587268, 631758, 734085, 947637, 978780, 1052930, 1158223, 1263516, 1468170, 1579395, 1895274, 2105860, 2316446, 2936340, 3158790, 3474669, 3790548, 4632892, 4738185, 5791115, 6317580, 6949338, 9476370, 10424007, 11582230, 13898676, 17373345, 18952740, 20848014, 23164460, 34746690, 41696028, 52120035, 69493380, 104240070, 208480140]

約数ペア:

[(1, 208480140), (2, 104240070), (3, 69493380), (4, 52120035), (5, 41696028), (6, 34746690), (9, 23164460), (10, 20848014), (11, 18952740), (12, 17373345), (15, 13898676), (18, 11582230), (20, 10424007), (22, 9476370), (30, 6949338), (33, 6317580), (36, 5791115), (44, 4738185), (45, 4632892), (55, 3790548), (60, 3474669), (66, 3158790), (71, 2936340), (90, 2316446), (99, 2105860), (110, 1895274), (132, 1579395), (142, 1468170), (165, 1263516), (180, 1158223), (198, 1052930), (213, 978780), (220, 947637), (284, 734085), (330, 631758), (355, 587268), (396, 526465), (426, 489390), (495, 421172), (639, 326260), (660, 315879), (710, 293634), (781, 266940), (852, 244695), (990, 210586), (1065, 195756), (1278, 163130), (1420, 146817), (1483, 140580), (1562, 133470), (1980, 105293), (2130, 97878), (2343, 88980), (2556, 81565), (2966, 70290), (3124, 66735), (3195, 65252), (3905, 53388), (4260, 48939), (4449, 46860), (4686, 44490), (5932, 35145), (6390, 32626), (7029, 29660), (7415, 28116), (7810, 26694), (8898, 23430), (9372, 22245), (11715, 17796), (12780, 16313), (13347, 15620), (14058, 14830)]