656139120

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{2311}}^1$

素因数の和:2360

約数の個数: 240

約数和(自身を含む): 2518267392

約数和(自身を除く): 1862128272

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 48, 52, 56, 60, 65, 70, 78, 80, 84, 91, 104, 105, 112, 120, 130, 140, 156, 168, 169, 182, 195, 208, 210, 240, 260, 273, 280, 312, 336, 338, 364, 390, 420, 455, 507, 520, 546, 560, 624, 676, 728, 780, 840, 845, 910, 1014, 1040, 1092, 1183, 1352, 1365, 1456, 1560, 1680, 1690, 1820, 2028, 2184, 2311, 2366, 2535, 2704, 2730, 3120, 3380, 3549, 3640, 4056, 4368, 4622, 4732, 5070, 5460, 5915, 6760, 6933, 7098, 7280, 8112, 9244, 9464, 10140, 10920, 11555, 11830, 13520, 13866, 14196, 16177, 17745, 18488, 18928, 20280, 21840, 23110, 23660, 27732, 28392, 30043, 32354, 34665, 35490, 36976, 40560, 46220, 47320, 48531, 55464, 56784, 60086, 64708, 69330, 70980, 80885, 90129, 92440, 94640, 97062, 110928, 120172, 129416, 138660, 141960, 150215, 161770, 180258, 184880, 194124, 210301, 240344, 242655, 258832, 277320, 283920, 300430, 323540, 360516, 388248, 390559, 420602, 450645, 480688, 485310, 554640, 600860, 630903, 647080, 721032, 776496, 781118, 841204, 901290, 970620, 1051505, 1171677, 1201720, 1261806, 1294160, 1442064, 1562236, 1682408, 1802580, 1941240, 1952795, 2103010, 2343354, 2403440, 2523612, 2733913, 3124472, 3154515, 3364816, 3605160, 3882480, 3905590, 4206020, 4686708, 5047224, 5467826, 5858385, 6248944, 6309030, 7210320, 7811180, 8201739, 8412040, 9373416, 10094448, 10935652, 11716770, 12618060, 13669565, 15622360, 16403478, 16824080, 18746832, 21871304, 23433540, 25236120, 27339130, 31244720, 32806956, 41008695, 43742608, 46867080, 50472240, 54678260, 65613912, 82017390, 93734160, 109356520, 131227824, 164034780, 218713040, 328069560, 656139120]

約数ペア:

[(1, 656139120), (2, 328069560), (3, 218713040), (4, 164034780), (5, 131227824), (6, 109356520), (7, 93734160), (8, 82017390), (10, 65613912), (12, 54678260), (13, 50472240), (14, 46867080), (15, 43742608), (16, 41008695), (20, 32806956), (21, 31244720), (24, 27339130), (26, 25236120), (28, 23433540), (30, 21871304), (35, 18746832), (39, 16824080), (40, 16403478), (42, 15622360), (48, 13669565), (52, 12618060), (56, 11716770), (60, 10935652), (65, 10094448), (70, 9373416), (78, 8412040), (80, 8201739), (84, 7811180), (91, 7210320), (104, 6309030), (105, 6248944), (112, 5858385), (120, 5467826), (130, 5047224), (140, 4686708), (156, 4206020), (168, 3905590), (169, 3882480), (182, 3605160), (195, 3364816), (208, 3154515), (210, 3124472), (240, 2733913), (260, 2523612), (273, 2403440), (280, 2343354), (312, 2103010), (336, 1952795), (338, 1941240), (364, 1802580), (390, 1682408), (420, 1562236), (455, 1442064), (507, 1294160), (520, 1261806), (546, 1201720), (560, 1171677), (624, 1051505), (676, 970620), (728, 901290), (780, 841204), (840, 781118), (845, 776496), (910, 721032), (1014, 647080), (1040, 630903), (1092, 600860), (1183, 554640), (1352, 485310), (1365, 480688), (1456, 450645), (1560, 420602), (1680, 390559), (1690, 388248), (1820, 360516), (2028, 323540), (2184, 300430), (2311, 283920), (2366, 277320), (2535, 258832), (2704, 242655), (2730, 240344), (3120, 210301), (3380, 194124), (3549, 184880), (3640, 180258), (4056, 161770), (4368, 150215), (4622, 141960), (4732, 138660), (5070, 129416), (5460, 120172), (5915, 110928), (6760, 97062), (6933, 94640), (7098, 92440), (7280, 90129), (8112, 80885), (9244, 70980), (9464, 69330), (10140, 64708), (10920, 60086), (11555, 56784), (11830, 55464), (13520, 48531), (13866, 47320), (14196, 46220), (16177, 40560), (17745, 36976), (18488, 35490), (18928, 34665), (20280, 32354), (21840, 30043), (23110, 28392), (23660, 27732)]