198939420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1657}}^1$

素因数の和:1724

約数の個数: 144

約数和(自身を含む): 651792960

約数和(自身を除く): 452853540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 29, 30, 36, 45, 46, 58, 60, 69, 87, 90, 92, 115, 116, 138, 145, 174, 180, 207, 230, 261, 276, 290, 345, 348, 414, 435, 460, 522, 580, 667, 690, 828, 870, 1035, 1044, 1305, 1334, 1380, 1657, 1740, 2001, 2070, 2610, 2668, 3314, 3335, 4002, 4140, 4971, 5220, 6003, 6628, 6670, 8004, 8285, 9942, 10005, 12006, 13340, 14913, 16570, 19884, 20010, 24012, 24855, 29826, 30015, 33140, 38111, 40020, 48053, 49710, 59652, 60030, 74565, 76222, 96106, 99420, 114333, 120060, 144159, 149130, 152444, 190555, 192212, 228666, 240265, 288318, 298260, 342999, 381110, 432477, 457332, 480530, 571665, 576636, 685998, 720795, 762220, 864954, 961060, 1105219, 1143330, 1371996, 1441590, 1714995, 1729908, 2162385, 2210438, 2286660, 2883180, 3315657, 3429990, 4324770, 4420876, 5526095, 6631314, 6859980, 8649540, 9946971, 11052190, 13262628, 16578285, 19893942, 22104380, 33156570, 39787884, 49734855, 66313140, 99469710, 198939420]

約数ペア:

[(1, 198939420), (2, 99469710), (3, 66313140), (4, 49734855), (5, 39787884), (6, 33156570), (9, 22104380), (10, 19893942), (12, 16578285), (15, 13262628), (18, 11052190), (20, 9946971), (23, 8649540), (29, 6859980), (30, 6631314), (36, 5526095), (45, 4420876), (46, 4324770), (58, 3429990), (60, 3315657), (69, 2883180), (87, 2286660), (90, 2210438), (92, 2162385), (115, 1729908), (116, 1714995), (138, 1441590), (145, 1371996), (174, 1143330), (180, 1105219), (207, 961060), (230, 864954), (261, 762220), (276, 720795), (290, 685998), (345, 576636), (348, 571665), (414, 480530), (435, 457332), (460, 432477), (522, 381110), (580, 342999), (667, 298260), (690, 288318), (828, 240265), (870, 228666), (1035, 192212), (1044, 190555), (1305, 152444), (1334, 149130), (1380, 144159), (1657, 120060), (1740, 114333), (2001, 99420), (2070, 96106), (2610, 76222), (2668, 74565), (3314, 60030), (3335, 59652), (4002, 49710), (4140, 48053), (4971, 40020), (5220, 38111), (6003, 33140), (6628, 30015), (6670, 29826), (8004, 24855), (8285, 24012), (9942, 20010), (10005, 19884), (12006, 16570), (13340, 14913)]