1301478920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{3313}}^1$

素因数の和:3415

約数の個数: 128

約数和(自身を含む): 3550487040

約数和(自身を除く): 2249008120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 61, 70, 92, 115, 122, 140, 161, 184, 230, 244, 280, 305, 322, 427, 460, 488, 610, 644, 805, 854, 920, 1220, 1288, 1403, 1610, 1708, 2135, 2440, 2806, 3220, 3313, 3416, 4270, 5612, 6440, 6626, 7015, 8540, 9821, 11224, 13252, 14030, 16565, 17080, 19642, 23191, 26504, 28060, 33130, 39284, 46382, 49105, 56120, 66260, 76199, 78568, 92764, 98210, 115955, 132520, 152398, 185528, 196420, 202093, 231910, 304796, 380995, 392840, 404186, 463820, 533393, 609592, 761990, 808372, 927640, 1010465, 1066786, 1414651, 1523980, 1616744, 2020930, 2133572, 2666965, 2829302, 3047960, 4041860, 4267144, 4648139, 5333930, 5658604, 7073255, 8083720, 9296278, 10667860, 11317208, 14146510, 18592556, 21335720, 23240695, 28293020, 32536973, 37185112, 46481390, 56586040, 65073946, 92962780, 130147892, 162684865, 185925560, 260295784, 325369730, 650739460, 1301478920]

約数ペア:

[(1, 1301478920), (2, 650739460), (4, 325369730), (5, 260295784), (7, 185925560), (8, 162684865), (10, 130147892), (14, 92962780), (20, 65073946), (23, 56586040), (28, 46481390), (35, 37185112), (40, 32536973), (46, 28293020), (56, 23240695), (61, 21335720), (70, 18592556), (92, 14146510), (115, 11317208), (122, 10667860), (140, 9296278), (161, 8083720), (184, 7073255), (230, 5658604), (244, 5333930), (280, 4648139), (305, 4267144), (322, 4041860), (427, 3047960), (460, 2829302), (488, 2666965), (610, 2133572), (644, 2020930), (805, 1616744), (854, 1523980), (920, 1414651), (1220, 1066786), (1288, 1010465), (1403, 927640), (1610, 808372), (1708, 761990), (2135, 609592), (2440, 533393), (2806, 463820), (3220, 404186), (3313, 392840), (3416, 380995), (4270, 304796), (5612, 231910), (6440, 202093), (6626, 196420), (7015, 185528), (8540, 152398), (9821, 132520), (11224, 115955), (13252, 98210), (14030, 92764), (16565, 78568), (17080, 76199), (19642, 66260), (23191, 56120), (26504, 49105), (28060, 46382), (33130, 39284)]