199297980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{2593}}^1$

素因数の和:2676

約数の個数: 144

約数和(自身を含む): 702496704

約数和(自身を除く): 503198724

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, 61, 63, 70, 84, 90, 105, 122, 126, 140, 180, 183, 210, 244, 252, 305, 315, 366, 420, 427, 549, 610, 630, 732, 854, 915, 1098, 1220, 1260, 1281, 1708, 1830, 2135, 2196, 2562, 2593, 2745, 3660, 3843, 4270, 5124, 5186, 5490, 6405, 7686, 7779, 8540, 10372, 10980, 12810, 12965, 15372, 15558, 18151, 19215, 23337, 25620, 25930, 31116, 36302, 38430, 38895, 46674, 51860, 54453, 72604, 76860, 77790, 90755, 93348, 108906, 116685, 155580, 158173, 163359, 181510, 217812, 233370, 272265, 316346, 326718, 363020, 466740, 474519, 544530, 632692, 653436, 790865, 816795, 949038, 1089060, 1107211, 1423557, 1581730, 1633590, 1898076, 2214422, 2372595, 2847114, 3163460, 3267180, 3321633, 4428844, 4745190, 5536055, 5694228, 6643266, 7117785, 9490380, 9964899, 11072110, 13286532, 14235570, 16608165, 19929798, 22144220, 28471140, 33216330, 39859596, 49824495, 66432660, 99648990, 199297980]

約数ペア:

[(1, 199297980), (2, 99648990), (3, 66432660), (4, 49824495), (5, 39859596), (6, 33216330), (7, 28471140), (9, 22144220), (10, 19929798), (12, 16608165), (14, 14235570), (15, 13286532), (18, 11072110), (20, 9964899), (21, 9490380), (28, 7117785), (30, 6643266), (35, 5694228), (36, 5536055), (42, 4745190), (45, 4428844), (60, 3321633), (61, 3267180), (63, 3163460), (70, 2847114), (84, 2372595), (90, 2214422), (105, 1898076), (122, 1633590), (126, 1581730), (140, 1423557), (180, 1107211), (183, 1089060), (210, 949038), (244, 816795), (252, 790865), (305, 653436), (315, 632692), (366, 544530), (420, 474519), (427, 466740), (549, 363020), (610, 326718), (630, 316346), (732, 272265), (854, 233370), (915, 217812), (1098, 181510), (1220, 163359), (1260, 158173), (1281, 155580), (1708, 116685), (1830, 108906), (2135, 93348), (2196, 90755), (2562, 77790), (2593, 76860), (2745, 72604), (3660, 54453), (3843, 51860), (4270, 46674), (5124, 38895), (5186, 38430), (5490, 36302), (6405, 31116), (7686, 25930), (7779, 25620), (8540, 23337), (10372, 19215), (10980, 18151), (12810, 15558), (12965, 15372)]