155189580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{661}}^1$

素因数の和:736

約数の個数: 192

約数和(自身を含む): 548072448

約数和(自身を除く): 392882868

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 43, 52, 60, 65, 70, 78, 84, 86, 91, 105, 129, 130, 140, 156, 172, 182, 195, 210, 215, 258, 260, 273, 301, 364, 390, 420, 430, 455, 516, 546, 559, 602, 645, 661, 780, 860, 903, 910, 1092, 1118, 1204, 1290, 1322, 1365, 1505, 1677, 1806, 1820, 1983, 2236, 2580, 2644, 2730, 2795, 3010, 3305, 3354, 3612, 3913, 3966, 4515, 4627, 5460, 5590, 6020, 6610, 6708, 7826, 7932, 8385, 8593, 9030, 9254, 9915, 11180, 11739, 13220, 13881, 15652, 16770, 17186, 18060, 18508, 19565, 19830, 23135, 23478, 25779, 27762, 28423, 33540, 34372, 39130, 39660, 42965, 46270, 46956, 51558, 55524, 56846, 58695, 60151, 69405, 78260, 85269, 85930, 92540, 103116, 113692, 117390, 120302, 128895, 138810, 142115, 170538, 171860, 180453, 198961, 234780, 240604, 257790, 277620, 284230, 300755, 341076, 360906, 369499, 397922, 426345, 515580, 568460, 596883, 601510, 721812, 738998, 795844, 852690, 902265, 994805, 1108497, 1193766, 1203020, 1477996, 1705380, 1804530, 1847495, 1989610, 2216994, 2387532, 2586493, 2984415, 3609060, 3694990, 3979220, 4433988, 5172986, 5542485, 5968830, 7389980, 7759479, 10345972, 11084970, 11937660, 12932465, 15518958, 22169940, 25864930, 31037916, 38797395, 51729860, 77594790, 155189580]

約数ペア:

[(1, 155189580), (2, 77594790), (3, 51729860), (4, 38797395), (5, 31037916), (6, 25864930), (7, 22169940), (10, 15518958), (12, 12932465), (13, 11937660), (14, 11084970), (15, 10345972), (20, 7759479), (21, 7389980), (26, 5968830), (28, 5542485), (30, 5172986), (35, 4433988), (39, 3979220), (42, 3694990), (43, 3609060), (52, 2984415), (60, 2586493), (65, 2387532), (70, 2216994), (78, 1989610), (84, 1847495), (86, 1804530), (91, 1705380), (105, 1477996), (129, 1203020), (130, 1193766), (140, 1108497), (156, 994805), (172, 902265), (182, 852690), (195, 795844), (210, 738998), (215, 721812), (258, 601510), (260, 596883), (273, 568460), (301, 515580), (364, 426345), (390, 397922), (420, 369499), (430, 360906), (455, 341076), (516, 300755), (546, 284230), (559, 277620), (602, 257790), (645, 240604), (661, 234780), (780, 198961), (860, 180453), (903, 171860), (910, 170538), (1092, 142115), (1118, 138810), (1204, 128895), (1290, 120302), (1322, 117390), (1365, 113692), (1505, 103116), (1677, 92540), (1806, 85930), (1820, 85269), (1983, 78260), (2236, 69405), (2580, 60151), (2644, 58695), (2730, 56846), (2795, 55524), (3010, 51558), (3305, 46956), (3354, 46270), (3612, 42965), (3913, 39660), (3966, 39130), (4515, 34372), (4627, 33540), (5460, 28423), (5590, 27762), (6020, 25779), (6610, 23478), (6708, 23135), (7826, 19830), (7932, 19565), (8385, 18508), (8593, 18060), (9030, 17186), (9254, 16770), (9915, 15652), (11180, 13881), (11739, 13220)]