19156774140

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{659}}^1\times {\mathrm{23071}}^1$

素因数の和:23752

約数の個数: 144

約数和(自身を含む): 66513807360

約数和(自身を除く): 47357033220

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 659, 1260, 1318, 1977, 2636, 3295, 3954, 4613, 5931, 6590, 7908, 9226, 9885, 11862, 13180, 13839, 18452, 19770, 23065, 23071, 23724, 27678, 29655, 39540, 41517, 46130, 46142, 55356, 59310, 69195, 69213, 83034, 92260, 92284, 115355, 118620, 138390, 138426, 161497, 166068, 207585, 207639, 230710, 276780, 276852, 322994, 346065, 415170, 415278, 461420, 484491, 645988, 692130, 807485, 830340, 830556, 968982, 1038195, 1384260, 1453473, 1614970, 1937964, 2076390, 2422455, 2906946, 3229940, 4152780, 4844910, 5813892, 7267365, 9689820, 14534730, 15203789, 29069460, 30407578, 45611367, 60815156, 76018945, 91222734, 106426523, 136834101, 152037890, 182445468, 212853046, 228056835, 273668202, 304075780, 319279569, 425706092, 456113670, 532132615, 547336404, 638559138, 684170505, 912227340, 957838707, 1064265230, 1277118276, 1368341010, 1596397845, 1915677414, 2128530460, 2736682020, 3192795690, 3831354828, 4789193535, 6385591380, 9578387070, 19156774140]

約数ペア:

[(1, 19156774140), (2, 9578387070), (3, 6385591380), (4, 4789193535), (5, 3831354828), (6, 3192795690), (7, 2736682020), (9, 2128530460), (10, 1915677414), (12, 1596397845), (14, 1368341010), (15, 1277118276), (18, 1064265230), (20, 957838707), (21, 912227340), (28, 684170505), (30, 638559138), (35, 547336404), (36, 532132615), (42, 456113670), (45, 425706092), (60, 319279569), (63, 304075780), (70, 273668202), (84, 228056835), (90, 212853046), (105, 182445468), (126, 152037890), (140, 136834101), (180, 106426523), (210, 91222734), (252, 76018945), (315, 60815156), (420, 45611367), (630, 30407578), (659, 29069460), (1260, 15203789), (1318, 14534730), (1977, 9689820), (2636, 7267365), (3295, 5813892), (3954, 4844910), (4613, 4152780), (5931, 3229940), (6590, 2906946), (7908, 2422455), (9226, 2076390), (9885, 1937964), (11862, 1614970), (13180, 1453473), (13839, 1384260), (18452, 1038195), (19770, 968982), (23065, 830556), (23071, 830340), (23724, 807485), (27678, 692130), (29655, 645988), (39540, 484491), (41517, 461420), (46130, 415278), (46142, 415170), (55356, 346065), (59310, 322994), (69195, 276852), (69213, 276780), (83034, 230710), (92260, 207639), (92284, 207585), (115355, 166068), (118620, 161497), (138390, 138426)]